20809330352

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{11657}}^1\times {\mathrm{6563}}^1$

素因数の和:18245

約数の個数: 40

約数和(自身を含む): 42699896496

約数和(自身を除く): 21890566144

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 6563, 11657, 13126, 23314, 26252, 46628, 52504, 93256, 105008, 111571, 186512, 198169, 223142, 396338, 446284, 792676, 892568, 1585352, 1785136, 3170704, 76504891, 153009782, 306019564, 612039128, 1224078256, 1300583147, 2601166294, 5202332588, 10404665176, 20809330352]

約数ペア:

[(1, 20809330352), (2, 10404665176), (4, 5202332588), (8, 2601166294), (16, 1300583147), (17, 1224078256), (34, 612039128), (68, 306019564), (136, 153009782), (272, 76504891), (6563, 3170704), (11657, 1785136), (13126, 1585352), (23314, 892568), (26252, 792676), (46628, 446284), (52504, 396338), (93256, 223142), (105008, 198169), (111571, 186512)]