20591584

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{49499}}^1$

素因数の和:49522

約数の個数: 24

約数和(自身を含む): 43659000

約数和(自身を除く): 23067416

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 49499, 98998, 197996, 395992, 643487, 791984, 1286974, 1583968, 2573948, 5147896, 10295792, 20591584]

約数ペア:

[(1, 20591584), (2, 10295792), (4, 5147896), (8, 2573948), (13, 1583968), (16, 1286974), (26, 791984), (32, 643487), (52, 395992), (104, 197996), (208, 98998), (416, 49499)]