20911734

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1847}}^1$

素因数の和:1909

約数の個数: 48

約数和(自身を含む): 49297248

約数和(自身を除く): 28385514

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 37, 51, 74, 102, 111, 153, 222, 306, 333, 629, 666, 1258, 1847, 1887, 3694, 3774, 5541, 5661, 11082, 11322, 16623, 31399, 33246, 62798, 68339, 94197, 136678, 188394, 205017, 282591, 410034, 565182, 615051, 1161763, 1230102, 2323526, 3485289, 6970578, 10455867, 20911734]

約数ペア:

[(1, 20911734), (2, 10455867), (3, 6970578), (6, 3485289), (9, 2323526), (17, 1230102), (18, 1161763), (34, 615051), (37, 565182), (51, 410034), (74, 282591), (102, 205017), (111, 188394), (153, 136678), (222, 94197), (306, 68339), (333, 62798), (629, 33246), (666, 31399), (1258, 16623), (1847, 11322), (1887, 11082), (3694, 5661), (3774, 5541)]