12890626

素因数分解:

$2^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 64

約数和(自身を含む): 25344000

約数和(自身を除く): 12453374

約数列:

[1, 2, 7, 14, 19, 23, 38, 43, 46, 49, 86, 98, 133, 161, 266, 301, 322, 343, 437, 602, 686, 817, 874, 931, 989, 1127, 1634, 1862, 1978, 2107, 2254, 3059, 4214, 5719, 6118, 6517, 6923, 7889, 11438, 13034, 13846, 14749, 15778, 18791, 21413, 29498, 37582, 40033, 42826, 48461, 80066, 96922, 131537, 149891, 263074, 280231, 299782, 339227, 560462, 678454, 920759, 1841518, 6445313, 12890626]

約数ペア:

[(1, 12890626), (2, 6445313), (7, 1841518), (14, 920759), (19, 678454), (23, 560462), (38, 339227), (43, 299782), (46, 280231), (49, 263074), (86, 149891), (98, 131537), (133, 96922), (161, 80066), (266, 48461), (301, 42826), (322, 40033), (343, 37582), (437, 29498), (602, 21413), (686, 18791), (817, 15778), (874, 14749), (931, 13846), (989, 13034), (1127, 11438), (1634, 7889), (1862, 6923), (1978, 6517), (2107, 6118), (2254, 5719), (3059, 4214)]