19365498064

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{110031239}}^1$

素因数の和:110031258

約数の個数: 20

約数和(自身を含む): 40931621280

約数和(自身を除く): 21566123216

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 110031239, 220062478, 440124956, 880249912, 1210343629, 1760499824, 2420687258, 4841374516, 9682749032, 19365498064]

約数ペア:

[(1, 19365498064), (2, 9682749032), (4, 4841374516), (8, 2420687258), (11, 1760499824), (16, 1210343629), (22, 880249912), (44, 440124956), (88, 220062478), (176, 110031239)]