20187752616

素因数分解:

$2^3\times 3^2\times {\mathrm{281}}^1\times {\mathrm{997813}}^1$

素因数の和:998106

約数の個数: 48

約数和(自身を含む): 54869791860

約数和(自身を除く): 34682039244

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 281, 562, 843, 1124, 1686, 2248, 2529, 3372, 5058, 6744, 10116, 20232, 997813, 1995626, 2993439, 3991252, 5986878, 7982504, 8980317, 11973756, 17960634, 23947512, 35921268, 71842536, 280385453, 560770906, 841156359, 1121541812, 1682312718, 2243083624, 2523469077, 3364625436, 5046938154, 6729250872, 10093876308, 20187752616]

約数ペア:

[(1, 20187752616), (2, 10093876308), (3, 6729250872), (4, 5046938154), (6, 3364625436), (8, 2523469077), (9, 2243083624), (12, 1682312718), (18, 1121541812), (24, 841156359), (36, 560770906), (72, 280385453), (281, 71842536), (562, 35921268), (843, 23947512), (1124, 17960634), (1686, 11973756), (2248, 8980317), (2529, 7982504), (3372, 5986878), (5058, 3991252), (6744, 2993439), (10116, 1995626), (20232, 997813)]