20899386345644

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1\times {\mathrm{3636019}}^1$

素因数の和:3636678

約数の個数: 48

約数和(自身を含む): 38161106161920

約数和(自身を除く): 17261719816276

約数列:

[1, 2, 4, 37, 71, 74, 142, 148, 284, 547, 1094, 2188, 2627, 5254, 10508, 20239, 38837, 40478, 77674, 80956, 155348, 1436969, 2873938, 3636019, 5747876, 7272038, 14544076, 134532703, 258157349, 269065406, 516314698, 538130812, 1032629396, 1988902393, 3977804786, 7955609572, 9551821913, 19103643826, 38207287652, 73589388541, 141212069903, 147178777082, 282424139806, 294357554164, 564848279612, 5224846586411, 10449693172822, 20899386345644]

約数ペア:

[(1, 20899386345644), (2, 10449693172822), (4, 5224846586411), (37, 564848279612), (71, 294357554164), (74, 282424139806), (142, 147178777082), (148, 141212069903), (284, 73589388541), (547, 38207287652), (1094, 19103643826), (2188, 9551821913), (2627, 7955609572), (5254, 3977804786), (10508, 1988902393), (20239, 1032629396), (38837, 538130812), (40478, 516314698), (77674, 269065406), (80956, 258157349), (155348, 134532703), (1436969, 14544076), (2873938, 7272038), (3636019, 5747876)]