18541120

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4457}}^1$

素因数の和:4487

約数の個数: 56

約数和(自身を含む): 47557944

約数和(自身を除く): 29016824

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 4457, 8914, 17828, 22285, 35656, 44570, 57941, 71312, 89140, 115882, 142624, 178280, 231764, 285248, 289705, 356560, 463528, 579410, 713120, 927056, 1158820, 1426240, 1854112, 2317640, 3708224, 4635280, 9270560, 18541120]

約数ペア:

[(1, 18541120), (2, 9270560), (4, 4635280), (5, 3708224), (8, 2317640), (10, 1854112), (13, 1426240), (16, 1158820), (20, 927056), (26, 713120), (32, 579410), (40, 463528), (52, 356560), (64, 289705), (65, 285248), (80, 231764), (104, 178280), (130, 142624), (160, 115882), (208, 89140), (260, 71312), (320, 57941), (416, 44570), (520, 35656), (832, 22285), (1040, 17828), (2080, 8914), (4160, 4457)]