66409904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{377329}}^1$

素因数の和:377348

約数の個数: 20

約数和(自身を含む): 140366760

約数和(自身を除く): 73956856

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 377329, 754658, 1509316, 3018632, 4150619, 6037264, 8301238, 16602476, 33204952, 66409904]

約数ペア:

[(1, 66409904), (2, 33204952), (4, 16602476), (8, 8301238), (11, 6037264), (16, 4150619), (22, 3018632), (44, 1509316), (88, 754658), (176, 377329)]