20463376

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3271}}^1$

素因数の和:3319

約数の個数: 40

約数和(自身を含む): 43818624

約数和(自身を除く): 23355248

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 92, 136, 184, 272, 368, 391, 782, 1564, 3128, 3271, 6256, 6542, 13084, 26168, 52336, 55607, 75233, 111214, 150466, 222428, 300932, 444856, 601864, 889712, 1203728, 1278961, 2557922, 5115844, 10231688, 20463376]

約数ペア:

[(1, 20463376), (2, 10231688), (4, 5115844), (8, 2557922), (16, 1278961), (17, 1203728), (23, 889712), (34, 601864), (46, 444856), (68, 300932), (92, 222428), (136, 150466), (184, 111214), (272, 75233), (368, 55607), (391, 52336), (782, 26168), (1564, 13084), (3128, 6542), (3271, 6256)]