1993609852

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{569}}^1$

素因数の和:743

約数の個数: 72

約数和(自身を含む): 3890345760

約数和(自身を除く): 1896735908

約数列:

[1, 2, 4, 13, 26, 52, 71, 73, 142, 146, 169, 284, 292, 338, 569, 676, 923, 949, 1138, 1846, 1898, 2276, 3692, 3796, 5183, 7397, 10366, 11999, 12337, 14794, 20732, 23998, 24674, 29588, 40399, 41537, 47996, 49348, 67379, 80798, 83074, 96161, 134758, 161596, 166148, 192322, 269516, 384644, 525187, 539981, 875927, 1050374, 1079962, 1751854, 2100748, 2159924, 2949127, 3503708, 5898254, 6827431, 7019753, 11796508, 13654862, 14039506, 27309724, 28079012, 38338651, 76677302, 153354604, 498402463, 996804926, 1993609852]

約数ペア:

[(1, 1993609852), (2, 996804926), (4, 498402463), (13, 153354604), (26, 76677302), (52, 38338651), (71, 28079012), (73, 27309724), (142, 14039506), (146, 13654862), (169, 11796508), (284, 7019753), (292, 6827431), (338, 5898254), (569, 3503708), (676, 2949127), (923, 2159924), (949, 2100748), (1138, 1751854), (1846, 1079962), (1898, 1050374), (2276, 875927), (3692, 539981), (3796, 525187), (5183, 384644), (7397, 269516), (10366, 192322), (11999, 166148), (12337, 161596), (14794, 134758), (20732, 96161), (23998, 83074), (24674, 80798), (29588, 67379), (40399, 49348), (41537, 47996)]