1954757584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{73999}}^1$

素因数の和:74147

約数の個数: 40

約数和(自身を含む): 4110848000

約数和(自身を除く): 2156090416

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 208, 254, 508, 1016, 1651, 2032, 3302, 6604, 13208, 26416, 73999, 147998, 295996, 591992, 961987, 1183984, 1923974, 3847948, 7695896, 9397873, 15391792, 18795746, 37591492, 75182984, 122172349, 150365968, 244344698, 488689396, 977378792, 1954757584]

約数ペア:

[(1, 1954757584), (2, 977378792), (4, 488689396), (8, 244344698), (13, 150365968), (16, 122172349), (26, 75182984), (52, 37591492), (104, 18795746), (127, 15391792), (208, 9397873), (254, 7695896), (508, 3847948), (1016, 1923974), (1651, 1183984), (2032, 961987), (3302, 591992), (6604, 295996), (13208, 147998), (26416, 73999)]