1900839928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{1499}}^1$

素因数の和:1744

約数の個数: 64

約数和(自身を含む): 3912300000

約数和(自身を除く): 2011460072

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 137, 178, 274, 356, 548, 712, 1096, 1157, 1499, 1781, 2314, 2998, 3562, 4628, 5996, 7124, 9256, 11992, 12193, 14248, 19487, 24386, 38974, 48772, 77948, 97544, 133411, 155896, 158509, 205363, 266822, 317018, 410726, 533644, 634036, 821452, 1067288, 1268072, 1642904, 1734343, 2669719, 3468686, 5339438, 6937372, 10678876, 13874744, 18277307, 21357752, 36554614, 73109228, 146218456, 237604991, 475209982, 950419964, 1900839928]

約数ペア:

[(1, 1900839928), (2, 950419964), (4, 475209982), (8, 237604991), (13, 146218456), (26, 73109228), (52, 36554614), (89, 21357752), (104, 18277307), (137, 13874744), (178, 10678876), (274, 6937372), (356, 5339438), (548, 3468686), (712, 2669719), (1096, 1734343), (1157, 1642904), (1499, 1268072), (1781, 1067288), (2314, 821452), (2998, 634036), (3562, 533644), (4628, 410726), (5996, 317018), (7124, 266822), (9256, 205363), (11992, 158509), (12193, 155896), (14248, 133411), (19487, 97544), (24386, 77948), (38974, 48772)]