20992704

素因数分解:

$2^6\times 3^1\times {\mathrm{31}}^1\times {\mathrm{3527}}^1$

素因数の和:3573

約数の個数: 56

約数和(自身を含む): 57351168

約数和(自身を除く): 36358464

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 186, 192, 248, 372, 496, 744, 992, 1488, 1984, 2976, 3527, 5952, 7054, 10581, 14108, 21162, 28216, 42324, 56432, 84648, 109337, 112864, 169296, 218674, 225728, 328011, 338592, 437348, 656022, 677184, 874696, 1312044, 1749392, 2624088, 3498784, 5248176, 6997568, 10496352, 20992704]

約数ペア:

[(1, 20992704), (2, 10496352), (3, 6997568), (4, 5248176), (6, 3498784), (8, 2624088), (12, 1749392), (16, 1312044), (24, 874696), (31, 677184), (32, 656022), (48, 437348), (62, 338592), (64, 328011), (93, 225728), (96, 218674), (124, 169296), (186, 112864), (192, 109337), (248, 84648), (372, 56432), (496, 42324), (744, 28216), (992, 21162), (1488, 14108), (1984, 10581), (2976, 7054), (3527, 5952)]