20738844

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 65415168

約数和(自身を除く): 44676324

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 47, 51, 63, 68, 84, 94, 102, 103, 119, 126, 141, 153, 188, 204, 206, 238, 252, 282, 306, 309, 329, 357, 412, 423, 476, 564, 612, 618, 658, 714, 721, 799, 846, 927, 987, 1071, 1236, 1316, 1428, 1442, 1598, 1692, 1751, 1854, 1974, 2142, 2163, 2397, 2884, 2961, 3196, 3502, 3708, 3948, 4284, 4326, 4794, 4841, 5253, 5593, 5922, 6489, 7004, 7191, 8652, 9588, 9682, 10506, 11186, 11844, 12257, 12978, 14382, 14523, 15759, 16779, 19364, 21012, 22372, 24514, 25956, 28764, 29046, 31518, 33558, 33887, 36771, 43569, 49028, 50337, 58092, 63036, 67116, 67774, 73542, 82297, 87138, 100674, 101661, 110313, 135548, 147084, 164594, 174276, 201348, 203322, 220626, 246891, 304983, 329188, 406644, 441252, 493782, 576079, 609966, 740673, 987564, 1152158, 1219932, 1481346, 1728237, 2304316, 2962692, 3456474, 5184711, 6912948, 10369422, 20738844]

約数ペア:

[(1, 20738844), (2, 10369422), (3, 6912948), (4, 5184711), (6, 3456474), (7, 2962692), (9, 2304316), (12, 1728237), (14, 1481346), (17, 1219932), (18, 1152158), (21, 987564), (28, 740673), (34, 609966), (36, 576079), (42, 493782), (47, 441252), (51, 406644), (63, 329188), (68, 304983), (84, 246891), (94, 220626), (102, 203322), (103, 201348), (119, 174276), (126, 164594), (141, 147084), (153, 135548), (188, 110313), (204, 101661), (206, 100674), (238, 87138), (252, 82297), (282, 73542), (306, 67774), (309, 67116), (329, 63036), (357, 58092), (412, 50337), (423, 49028), (476, 43569), (564, 36771), (612, 33887), (618, 33558), (658, 31518), (714, 29046), (721, 28764), (799, 25956), (846, 24514), (927, 22372), (987, 21012), (1071, 19364), (1236, 16779), (1316, 15759), (1428, 14523), (1442, 14382), (1598, 12978), (1692, 12257), (1751, 11844), (1854, 11186), (1974, 10506), (2142, 9682), (2163, 9588), (2397, 8652), (2884, 7191), (2961, 7004), (3196, 6489), (3502, 5922), (3708, 5593), (3948, 5253), (4284, 4841), (4326, 4794)]