15720848

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6871}}^1$

素因数の和:6903

約数の個数: 40

約数和(自身を含む): 35789376

約数和(自身を除く): 20068528

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 6871, 13742, 27484, 54968, 75581, 89323, 109936, 151162, 178646, 302324, 357292, 604648, 714584, 982553, 1209296, 1429168, 1965106, 3930212, 7860424, 15720848]

約数ペア:

[(1, 15720848), (2, 7860424), (4, 3930212), (8, 1965106), (11, 1429168), (13, 1209296), (16, 982553), (22, 714584), (26, 604648), (44, 357292), (52, 302324), (88, 178646), (104, 151162), (143, 109936), (176, 89323), (208, 75581), (286, 54968), (572, 27484), (1144, 13742), (2288, 6871)]