15541808

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{57139}}^1$

素因数の和:57164

約数の個数: 20

約数和(自身を含む): 31884120

約数和(自身を除く): 16342312

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 57139, 114278, 228556, 457112, 914224, 971363, 1942726, 3885452, 7770904, 15541808]

約数ペア:

[(1, 15541808), (2, 7770904), (4, 3885452), (8, 1942726), (16, 971363), (17, 914224), (34, 457112), (68, 228556), (136, 114278), (272, 57139)]