20117108336

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{47387}}^1$

素因数の和:47578

約数の個数: 60

約数和(自身を含む): 42475475592

約数和(自身を除く): 22358367256

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 157, 169, 208, 314, 338, 628, 676, 1256, 1352, 2041, 2512, 2704, 4082, 8164, 16328, 26533, 32656, 47387, 53066, 94774, 106132, 189548, 212264, 379096, 424528, 616031, 758192, 1232062, 2464124, 4928248, 7439759, 8008403, 9856496, 14879518, 16016806, 29759036, 32033612, 59518072, 64067224, 96716867, 119036144, 128134448, 193433734, 386867468, 773734936, 1257319271, 1547469872, 2514638542, 5029277084, 10058554168, 20117108336]

約数ペア:

[(1, 20117108336), (2, 10058554168), (4, 5029277084), (8, 2514638542), (13, 1547469872), (16, 1257319271), (26, 773734936), (52, 386867468), (104, 193433734), (157, 128134448), (169, 119036144), (208, 96716867), (314, 64067224), (338, 59518072), (628, 32033612), (676, 29759036), (1256, 16016806), (1352, 14879518), (2041, 9856496), (2512, 8008403), (2704, 7439759), (4082, 4928248), (8164, 2464124), (16328, 1232062), (26533, 758192), (32656, 616031), (47387, 424528), (53066, 379096), (94774, 212264), (106132, 189548)]