20165648742

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{449}}^1\times {\mathrm{887}}^1$

素因数の和:1470

約数の個数: 96

約数和(自身を含む): 45818136000

約数和(自身を除く): 25652487258

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 97, 174, 194, 261, 291, 449, 522, 582, 873, 887, 898, 1347, 1746, 1774, 2661, 2694, 2813, 4041, 5322, 5626, 7983, 8082, 8439, 13021, 15966, 16878, 25317, 25723, 26042, 39063, 43553, 50634, 51446, 77169, 78126, 86039, 87106, 117189, 130659, 154338, 172078, 231507, 234378, 258117, 261318, 391977, 398263, 463014, 516234, 774351, 783954, 796526, 1194789, 1263037, 1548702, 2389578, 2495131, 2526074, 3584367, 3789111, 4990262, 7168734, 7485393, 7578222, 11367333, 11549627, 14970786, 22456179, 22734666, 23099254, 34648881, 38631511, 44912358, 69297762, 77263022, 103946643, 115894533, 207893286, 231789066, 347683599, 695367198, 1120313819, 2240627638, 3360941457, 6721882914, 10082824371, 20165648742]

約数ペア:

[(1, 20165648742), (2, 10082824371), (3, 6721882914), (6, 3360941457), (9, 2240627638), (18, 1120313819), (29, 695367198), (58, 347683599), (87, 231789066), (97, 207893286), (174, 115894533), (194, 103946643), (261, 77263022), (291, 69297762), (449, 44912358), (522, 38631511), (582, 34648881), (873, 23099254), (887, 22734666), (898, 22456179), (1347, 14970786), (1746, 11549627), (1774, 11367333), (2661, 7578222), (2694, 7485393), (2813, 7168734), (4041, 4990262), (5322, 3789111), (5626, 3584367), (7983, 2526074), (8082, 2495131), (8439, 2389578), (13021, 1548702), (15966, 1263037), (16878, 1194789), (25317, 796526), (25723, 783954), (26042, 774351), (39063, 516234), (43553, 463014), (50634, 398263), (51446, 391977), (77169, 261318), (78126, 258117), (86039, 234378), (87106, 231507), (117189, 172078), (130659, 154338)]