20308381

素因数分解:

${\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:336

約数の個数: 16

約数和(自身を含む): 21818160

約数和(自身を除く): 1509779

約数列:

[1, 29, 53, 73, 181, 1537, 2117, 3869, 5249, 9593, 13213, 112201, 278197, 383177, 700289, 20308381]

約数ペア:

[(1, 20308381), (29, 700289), (53, 383177), (73, 278197), (181, 112201), (1537, 13213), (2117, 9593), (3869, 5249)]