20876268

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8017}}^1$

素因数の和:8062

約数の個数: 48

約数和(自身を含む): 57473024

約数和(自身を除く): 36596756

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 8017, 16034, 24051, 32068, 48102, 56119, 96204, 112238, 168357, 224476, 248527, 336714, 497054, 673428, 745581, 994108, 1491162, 1739689, 2982324, 3479378, 5219067, 6958756, 10438134, 20876268]

約数ペア:

[(1, 20876268), (2, 10438134), (3, 6958756), (4, 5219067), (6, 3479378), (7, 2982324), (12, 1739689), (14, 1491162), (21, 994108), (28, 745581), (31, 673428), (42, 497054), (62, 336714), (84, 248527), (93, 224476), (124, 168357), (186, 112238), (217, 96204), (372, 56119), (434, 48102), (651, 32068), (868, 24051), (1302, 16034), (2604, 8017)]