18472142

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1$

素因数の和:708

約数の個数: 32

約数和(自身を含む): 31977120

約数和(自身を除く): 13504978

約数列:

[1, 2, 13, 19, 26, 38, 61, 122, 247, 494, 613, 793, 1159, 1226, 1586, 2318, 7969, 11647, 15067, 15938, 23294, 30134, 37393, 74786, 151411, 302822, 486109, 710467, 972218, 1420934, 9236071, 18472142]

約数ペア:

[(1, 18472142), (2, 9236071), (13, 1420934), (19, 972218), (26, 710467), (38, 486109), (61, 302822), (122, 151411), (247, 74786), (494, 37393), (613, 30134), (793, 23294), (1159, 15938), (1226, 15067), (1586, 11647), (2318, 7969)]