20638002

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:196

約数の個数: 96

約数和(自身を含む): 53932032

約数和(自身を除く): 33294030

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 31, 33, 42, 62, 66, 77, 93, 121, 131, 154, 186, 217, 231, 242, 262, 341, 363, 393, 434, 462, 651, 682, 726, 786, 847, 917, 1023, 1302, 1441, 1694, 1834, 2046, 2387, 2541, 2751, 2882, 3751, 4061, 4323, 4774, 5082, 5502, 7161, 7502, 8122, 8646, 10087, 11253, 12183, 14322, 15851, 20174, 22506, 24366, 26257, 28427, 30261, 31702, 44671, 47553, 52514, 56854, 60522, 78771, 85281, 89342, 95106, 110957, 134013, 157542, 170562, 221914, 268026, 312697, 332871, 491381, 625394, 665742, 938091, 982762, 1474143, 1876182, 2948286, 3439667, 6879334, 10319001, 20638002]

約数ペア:

[(1, 20638002), (2, 10319001), (3, 6879334), (6, 3439667), (7, 2948286), (11, 1876182), (14, 1474143), (21, 982762), (22, 938091), (31, 665742), (33, 625394), (42, 491381), (62, 332871), (66, 312697), (77, 268026), (93, 221914), (121, 170562), (131, 157542), (154, 134013), (186, 110957), (217, 95106), (231, 89342), (242, 85281), (262, 78771), (341, 60522), (363, 56854), (393, 52514), (434, 47553), (462, 44671), (651, 31702), (682, 30261), (726, 28427), (786, 26257), (847, 24366), (917, 22506), (1023, 20174), (1302, 15851), (1441, 14322), (1694, 12183), (1834, 11253), (2046, 10087), (2387, 8646), (2541, 8122), (2751, 7502), (2882, 7161), (3751, 5502), (4061, 5082), (4323, 4774)]