20588438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{587}}^1$

素因数の和:692

約数の個数: 32

約数和(自身を含む): 35562240

約数和(自身を除く): 14973802

約数列:

[1, 2, 13, 19, 26, 38, 71, 142, 247, 494, 587, 923, 1174, 1349, 1846, 2698, 7631, 11153, 15262, 17537, 22306, 35074, 41677, 83354, 144989, 289978, 541801, 791863, 1083602, 1583726, 10294219, 20588438]

約数ペア:

[(1, 20588438), (2, 10294219), (13, 1583726), (19, 1083602), (26, 791863), (38, 541801), (71, 289978), (142, 144989), (247, 83354), (494, 41677), (587, 35074), (923, 22306), (1174, 17537), (1349, 15262), (1846, 11153), (2698, 7631)]