20789652

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1877}}^1$

素因数の和:1968

約数の個数: 48

約数和(自身を含む): 53004672

約数和(自身を除く): 32215020

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 142, 156, 213, 284, 426, 852, 923, 1846, 1877, 2769, 3692, 3754, 5538, 5631, 7508, 11076, 11262, 22524, 24401, 48802, 73203, 97604, 133267, 146406, 266534, 292812, 399801, 533068, 799602, 1599204, 1732471, 3464942, 5197413, 6929884, 10394826, 20789652]

約数ペア:

[(1, 20789652), (2, 10394826), (3, 6929884), (4, 5197413), (6, 3464942), (12, 1732471), (13, 1599204), (26, 799602), (39, 533068), (52, 399801), (71, 292812), (78, 266534), (142, 146406), (156, 133267), (213, 97604), (284, 73203), (426, 48802), (852, 24401), (923, 22524), (1846, 11262), (1877, 11076), (2769, 7508), (3692, 5631), (3754, 5538)]