20867712

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{1753}}^1$

素因数の和:1801

約数の個数: 64

約数和(自身を含む): 57250560

約数和(自身を除く): 36382848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 372, 384, 496, 744, 992, 1488, 1753, 1984, 2976, 3506, 3968, 5259, 5952, 7012, 10518, 11904, 14024, 21036, 28048, 42072, 54343, 56096, 84144, 108686, 112192, 163029, 168288, 217372, 224384, 326058, 336576, 434744, 652116, 673152, 869488, 1304232, 1738976, 2608464, 3477952, 5216928, 6955904, 10433856, 20867712]

約数ペア:

[(1, 20867712), (2, 10433856), (3, 6955904), (4, 5216928), (6, 3477952), (8, 2608464), (12, 1738976), (16, 1304232), (24, 869488), (31, 673152), (32, 652116), (48, 434744), (62, 336576), (64, 326058), (93, 224384), (96, 217372), (124, 168288), (128, 163029), (186, 112192), (192, 108686), (248, 84144), (372, 56096), (384, 54343), (496, 42072), (744, 28048), (992, 21036), (1488, 14024), (1753, 11904), (1984, 10518), (2976, 7012), (3506, 5952), (3968, 5259)]