18737292204

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{821}}^1\times {\mathrm{8929}}^1$

素因数の和:9831

約数の個数: 72

約数和(自身を含む): 48094693920

約数和(自身を除く): 29357401716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 821, 852, 1278, 1642, 2463, 2556, 3284, 4926, 7389, 8929, 9852, 14778, 17858, 26787, 29556, 35716, 53574, 58291, 80361, 107148, 116582, 160722, 174873, 233164, 321444, 349746, 524619, 633959, 699492, 1049238, 1267918, 1901877, 2098476, 2535836, 3803754, 5705631, 7330709, 7607508, 11411262, 14661418, 21992127, 22822524, 29322836, 43984254, 65976381, 87968508, 131952762, 263905524, 520480339, 1040960678, 1561441017, 2081921356, 3122882034, 4684323051, 6245764068, 9368646102, 18737292204]

約数ペア:

[(1, 18737292204), (2, 9368646102), (3, 6245764068), (4, 4684323051), (6, 3122882034), (9, 2081921356), (12, 1561441017), (18, 1040960678), (36, 520480339), (71, 263905524), (142, 131952762), (213, 87968508), (284, 65976381), (426, 43984254), (639, 29322836), (821, 22822524), (852, 21992127), (1278, 14661418), (1642, 11411262), (2463, 7607508), (2556, 7330709), (3284, 5705631), (4926, 3803754), (7389, 2535836), (8929, 2098476), (9852, 1901877), (14778, 1267918), (17858, 1049238), (26787, 699492), (29556, 633959), (35716, 524619), (53574, 349746), (58291, 321444), (80361, 233164), (107148, 174873), (116582, 160722)]