19404864

素因数分解:

$2^6\times 3^2\times {\mathrm{59}}^1\times {\mathrm{571}}^1$

素因数の和:648

約数の個数: 84

約数和(自身を含む): 56662320

約数和(自身を除く): 37257456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 59, 64, 72, 96, 118, 144, 177, 192, 236, 288, 354, 472, 531, 571, 576, 708, 944, 1062, 1142, 1416, 1713, 1888, 2124, 2284, 2832, 3426, 3776, 4248, 4568, 5139, 5664, 6852, 8496, 9136, 10278, 11328, 13704, 16992, 18272, 20556, 27408, 33689, 33984, 36544, 41112, 54816, 67378, 82224, 101067, 109632, 134756, 164448, 202134, 269512, 303201, 328896, 404268, 539024, 606402, 808536, 1078048, 1212804, 1617072, 2156096, 2425608, 3234144, 4851216, 6468288, 9702432, 19404864]

約数ペア:

[(1, 19404864), (2, 9702432), (3, 6468288), (4, 4851216), (6, 3234144), (8, 2425608), (9, 2156096), (12, 1617072), (16, 1212804), (18, 1078048), (24, 808536), (32, 606402), (36, 539024), (48, 404268), (59, 328896), (64, 303201), (72, 269512), (96, 202134), (118, 164448), (144, 134756), (177, 109632), (192, 101067), (236, 82224), (288, 67378), (354, 54816), (472, 41112), (531, 36544), (571, 33984), (576, 33689), (708, 27408), (944, 20556), (1062, 18272), (1142, 16992), (1416, 13704), (1713, 11328), (1888, 10278), (2124, 9136), (2284, 8496), (2832, 6852), (3426, 5664), (3776, 5139), (4248, 4568)]