20707966692

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1279}}^1\times {\mathrm{1367}}^1$

素因数の和:2710

約数の個数: 144

約数和(自身を含む): 61188341760

約数和(自身を除く): 40480375068

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 423, 564, 658, 846, 987, 1279, 1316, 1367, 1692, 1974, 2558, 2734, 2961, 3837, 3948, 4101, 5116, 5468, 5922, 7674, 8202, 8953, 9569, 11511, 11844, 12303, 15348, 16404, 17906, 19138, 23022, 24606, 26859, 28707, 35812, 38276, 46044, 49212, 53718, 57414, 60113, 64249, 80577, 86121, 107436, 114828, 120226, 128498, 161154, 172242, 180339, 192747, 240452, 256996, 322308, 344484, 360678, 385494, 420791, 449743, 541017, 578241, 721356, 770988, 841582, 899486, 1082034, 1156482, 1262373, 1349229, 1683164, 1748393, 1798972, 2164068, 2312964, 2524746, 2698458, 3496786, 3787119, 4047687, 5049492, 5245179, 5396916, 6993572, 7574238, 8095374, 10490358, 12238751, 15148476, 15735537, 16190748, 20980716, 24477502, 31471074, 36716253, 48955004, 62942148, 73432506, 82174471, 110148759, 146865012, 164348942, 220297518, 246523413, 328697884, 440595036, 493046826, 575221297, 739570239, 986093652, 1150442594, 1479140478, 1725663891, 2300885188, 2958280956, 3451327782, 5176991673, 6902655564, 10353983346, 20707966692]

約数ペア:

[(1, 20707966692), (2, 10353983346), (3, 6902655564), (4, 5176991673), (6, 3451327782), (7, 2958280956), (9, 2300885188), (12, 1725663891), (14, 1479140478), (18, 1150442594), (21, 986093652), (28, 739570239), (36, 575221297), (42, 493046826), (47, 440595036), (63, 328697884), (84, 246523413), (94, 220297518), (126, 164348942), (141, 146865012), (188, 110148759), (252, 82174471), (282, 73432506), (329, 62942148), (423, 48955004), (564, 36716253), (658, 31471074), (846, 24477502), (987, 20980716), (1279, 16190748), (1316, 15735537), (1367, 15148476), (1692, 12238751), (1974, 10490358), (2558, 8095374), (2734, 7574238), (2961, 6993572), (3837, 5396916), (3948, 5245179), (4101, 5049492), (5116, 4047687), (5468, 3787119), (5922, 3496786), (7674, 2698458), (8202, 2524746), (8953, 2312964), (9569, 2164068), (11511, 1798972), (11844, 1748393), (12303, 1683164), (15348, 1349229), (16404, 1262373), (17906, 1156482), (19138, 1082034), (23022, 899486), (24606, 841582), (26859, 770988), (28707, 721356), (35812, 578241), (38276, 541017), (46044, 449743), (49212, 420791), (53718, 385494), (57414, 360678), (60113, 344484), (64249, 322308), (80577, 256996), (86121, 240452), (107436, 192747), (114828, 180339), (120226, 172242), (128498, 161154)]