18741012

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 45239040

約数和(自身を除く): 26498028

約数列:

[1, 2, 3, 4, 6, 12, 53, 79, 106, 158, 159, 212, 237, 316, 318, 373, 474, 636, 746, 948, 1119, 1492, 2238, 4187, 4476, 8374, 12561, 16748, 19769, 25122, 29467, 39538, 50244, 58934, 59307, 79076, 88401, 117868, 118614, 176802, 237228, 353604, 1561751, 3123502, 4685253, 6247004, 9370506, 18741012]

約数ペア:

[(1, 18741012), (2, 9370506), (3, 6247004), (4, 4685253), (6, 3123502), (12, 1561751), (53, 353604), (79, 237228), (106, 176802), (158, 118614), (159, 117868), (212, 88401), (237, 79076), (316, 59307), (318, 58934), (373, 50244), (474, 39538), (636, 29467), (746, 25122), (948, 19769), (1119, 16748), (1492, 12561), (2238, 8374), (4187, 4476)]