19346816

素因数分解:

$2^7\times {\mathrm{17}}^2\times {\mathrm{523}}^1$

素因数の和:571

約数の個数: 48

約数和(自身を含む): 41021340

約数和(自身を除く): 21674524

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 289, 523, 544, 578, 1046, 1088, 1156, 2092, 2176, 2312, 4184, 4624, 8368, 8891, 9248, 16736, 17782, 18496, 33472, 35564, 36992, 66944, 71128, 142256, 151147, 284512, 302294, 569024, 604588, 1138048, 1209176, 2418352, 4836704, 9673408, 19346816]

約数ペア:

[(1, 19346816), (2, 9673408), (4, 4836704), (8, 2418352), (16, 1209176), (17, 1138048), (32, 604588), (34, 569024), (64, 302294), (68, 284512), (128, 151147), (136, 142256), (272, 71128), (289, 66944), (523, 36992), (544, 35564), (578, 33472), (1046, 18496), (1088, 17782), (1156, 16736), (2092, 9248), (2176, 8891), (2312, 8368), (4184, 4624)]