20147352904

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3492953}}^1$

素因数の和:3493069

約数の個数: 32

約数和(自身を含む): 43592065920

約数和(自身を除く): 23444713016

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 721, 824, 1442, 2884, 5768, 3492953, 6985906, 13971812, 24450671, 27943624, 48901342, 97802684, 195605368, 359774159, 719548318, 1439096636, 2518419113, 2878193272, 5036838226, 10073676452, 20147352904]

約数ペア:

[(1, 20147352904), (2, 10073676452), (4, 5036838226), (7, 2878193272), (8, 2518419113), (14, 1439096636), (28, 719548318), (56, 359774159), (103, 195605368), (206, 97802684), (412, 48901342), (721, 27943624), (824, 24450671), (1442, 13971812), (2884, 6985906), (5768, 3492953)]