17919512

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3251}}^1$

素因数の和:3323

約数の個数: 32

約数和(自身を含む): 36877680

約数和(自身を除く): 18958168

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 2756, 3251, 5512, 6502, 13004, 26008, 42263, 84526, 169052, 172303, 338104, 344606, 689212, 1378424, 2239939, 4479878, 8959756, 17919512]

約数ペア:

[(1, 17919512), (2, 8959756), (4, 4479878), (8, 2239939), (13, 1378424), (26, 689212), (52, 344606), (53, 338104), (104, 172303), (106, 169052), (212, 84526), (424, 42263), (689, 26008), (1378, 13004), (2756, 6502), (3251, 5512)]