20541352

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{751}}^1$

素因数の和:1033

約数の個数: 32

約数和(自身を含む): 41690880

約数和(自身を除く): 21149528

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 263, 526, 751, 1052, 1502, 2104, 3004, 3419, 6008, 6838, 9763, 13676, 19526, 27352, 39052, 78104, 197513, 395026, 790052, 1580104, 2567669, 5135338, 10270676, 20541352]

約数ペア:

[(1, 20541352), (2, 10270676), (4, 5135338), (8, 2567669), (13, 1580104), (26, 790052), (52, 395026), (104, 197513), (263, 78104), (526, 39052), (751, 27352), (1052, 19526), (1502, 13676), (2104, 9763), (3004, 6838), (3419, 6008)]