20571338

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{23537}}^1$

素因数の和:23581

約数の個数: 16

約数和(自身を含む): 33894720

約数和(自身を除く): 13323382

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 23537, 47074, 447203, 541351, 894406, 1082702, 10285669, 20571338]

約数ペア:

[(1, 20571338), (2, 10285669), (19, 1082702), (23, 894406), (38, 541351), (46, 447203), (437, 47074), (874, 23537)]