18785492

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1049}}^1$

素因数の和:1112

約数の個数: 36

約数和(自身を含む): 37146900

約数和(自身を除く): 18361408

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 121, 148, 242, 407, 484, 814, 1049, 1628, 2098, 4196, 4477, 8954, 11539, 17908, 23078, 38813, 46156, 77626, 126929, 155252, 253858, 426943, 507716, 853886, 1707772, 4696373, 9392746, 18785492]

約数ペア:

[(1, 18785492), (2, 9392746), (4, 4696373), (11, 1707772), (22, 853886), (37, 507716), (44, 426943), (74, 253858), (121, 155252), (148, 126929), (242, 77626), (407, 46156), (484, 38813), (814, 23078), (1049, 17908), (1628, 11539), (2098, 8954), (4196, 4477)]