19129728

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{1607}}^1$

素因数の和:1655

約数の個数: 64

約数和(自身を含む): 52485120

約数和(自身を除く): 33355392

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, 1607, 1984, 2976, 3214, 3968, 4821, 5952, 6428, 9642, 11904, 12856, 19284, 25712, 38568, 49817, 51424, 77136, 99634, 102848, 149451, 154272, 199268, 205696, 298902, 308544, 398536, 597804, 617088, 797072, 1195608, 1594144, 2391216, 3188288, 4782432, 6376576, 9564864, 19129728]

約数ペア:

[(1, 19129728), (2, 9564864), (3, 6376576), (4, 4782432), (6, 3188288), (8, 2391216), (12, 1594144), (16, 1195608), (24, 797072), (31, 617088), (32, 597804), (48, 398536), (62, 308544), (64, 298902), (93, 205696), (96, 199268), (124, 154272), (128, 149451), (186, 102848), (192, 99634), (248, 77136), (372, 51424), (384, 49817), (496, 38568), (744, 25712), (992, 19284), (1488, 12856), (1607, 11904), (1984, 9642), (2976, 6428), (3214, 5952), (3968, 4821)]