31978232

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{27953}}^1$

素因数の和:27983

約数の個数: 32

約数和(自身を含む): 70444080

約数和(自身を除く): 38465848

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 27953, 55906, 111812, 223624, 307483, 363389, 614966, 726778, 1229932, 1453556, 2459864, 2907112, 3997279, 7994558, 15989116, 31978232]

約数ペア:

[(1, 31978232), (2, 15989116), (4, 7994558), (8, 3997279), (11, 2907112), (13, 2459864), (22, 1453556), (26, 1229932), (44, 726778), (52, 614966), (88, 363389), (104, 307483), (143, 223624), (286, 111812), (572, 55906), (1144, 27953)]