20626242

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1021}}^1$

素因数の和:1083

約数の個数: 64

約数和(自身を含む): 52195584

約数和(自身を除く): 31569342

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 37, 39, 42, 74, 78, 91, 111, 182, 222, 259, 273, 481, 518, 546, 777, 962, 1021, 1443, 1554, 2042, 2886, 3063, 3367, 6126, 6734, 7147, 10101, 13273, 14294, 20202, 21441, 26546, 37777, 39819, 42882, 75554, 79638, 92911, 113331, 185822, 226662, 264439, 278733, 491101, 528878, 557466, 793317, 982202, 1473303, 1586634, 2946606, 3437707, 6875414, 10313121, 20626242]

約数ペア:

[(1, 20626242), (2, 10313121), (3, 6875414), (6, 3437707), (7, 2946606), (13, 1586634), (14, 1473303), (21, 982202), (26, 793317), (37, 557466), (39, 528878), (42, 491101), (74, 278733), (78, 264439), (91, 226662), (111, 185822), (182, 113331), (222, 92911), (259, 79638), (273, 75554), (481, 42882), (518, 39819), (546, 37777), (777, 26546), (962, 21441), (1021, 20202), (1443, 14294), (1554, 13273), (2042, 10101), (2886, 7147), (3063, 6734), (3367, 6126)]