19435312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:158

約数の個数: 80

約数和(自身を含む): 43309728

約数和(自身を除く): 23874416

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 43, 52, 53, 82, 86, 104, 106, 164, 172, 208, 212, 328, 344, 424, 533, 559, 656, 688, 689, 848, 1066, 1118, 1378, 1763, 2132, 2173, 2236, 2279, 2756, 3526, 4264, 4346, 4472, 4558, 5512, 7052, 8528, 8692, 8944, 9116, 11024, 14104, 17384, 18232, 22919, 28208, 28249, 29627, 34768, 36464, 45838, 56498, 59254, 91676, 93439, 112996, 118508, 183352, 186878, 225992, 237016, 366704, 373756, 451984, 474032, 747512, 1214707, 1495024, 2429414, 4858828, 9717656, 19435312]

約数ペア:

[(1, 19435312), (2, 9717656), (4, 4858828), (8, 2429414), (13, 1495024), (16, 1214707), (26, 747512), (41, 474032), (43, 451984), (52, 373756), (53, 366704), (82, 237016), (86, 225992), (104, 186878), (106, 183352), (164, 118508), (172, 112996), (208, 93439), (212, 91676), (328, 59254), (344, 56498), (424, 45838), (533, 36464), (559, 34768), (656, 29627), (688, 28249), (689, 28208), (848, 22919), (1066, 18232), (1118, 17384), (1378, 14104), (1763, 11024), (2132, 9116), (2173, 8944), (2236, 8692), (2279, 8528), (2756, 7052), (3526, 5512), (4264, 4558), (4346, 4472)]