19887689594

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1723}}^1\times {\mathrm{2243}}^1$

素因数の和:4082

約数の個数: 32

約数和(自身を含む): 31196841984

約数和(自身を除く): 11309152390

約数列:

[1, 2, 31, 62, 83, 166, 1723, 2243, 2573, 3446, 4486, 5146, 53413, 69533, 106826, 139066, 143009, 186169, 286018, 372338, 3864689, 4433279, 5771239, 7729378, 8866558, 11542478, 119805359, 239610718, 320769187, 641538374, 9943844797, 19887689594]

約数ペア:

[(1, 19887689594), (2, 9943844797), (31, 641538374), (62, 320769187), (83, 239610718), (166, 119805359), (1723, 11542478), (2243, 8866558), (2573, 7729378), (3446, 5771239), (4486, 4433279), (5146, 3864689), (53413, 372338), (69533, 286018), (106826, 186169), (139066, 143009)]