20192528

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1483}}^1$

素因数の和:1551

約数の個数: 40

約数和(自身を含む): 41955648

約数和(自身を除く): 21763120

約数列:

[1, 2, 4, 8, 16, 23, 37, 46, 74, 92, 148, 184, 296, 368, 592, 851, 1483, 1702, 2966, 3404, 5932, 6808, 11864, 13616, 23728, 34109, 54871, 68218, 109742, 136436, 219484, 272872, 438968, 545744, 877936, 1262033, 2524066, 5048132, 10096264, 20192528]

約数ペア:

[(1, 20192528), (2, 10096264), (4, 5048132), (8, 2524066), (16, 1262033), (23, 877936), (37, 545744), (46, 438968), (74, 272872), (92, 219484), (148, 136436), (184, 109742), (296, 68218), (368, 54871), (592, 34109), (851, 23728), (1483, 13616), (1702, 11864), (2966, 6808), (3404, 5932)]