18443110

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{283}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 40896000

約数和(自身を除く): 22452890

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 283, 343, 490, 566, 665, 686, 931, 1330, 1415, 1715, 1862, 1981, 2830, 3430, 3962, 4655, 5377, 6517, 9310, 9905, 10754, 13034, 13867, 19810, 26885, 27734, 32585, 37639, 53770, 65170, 69335, 75278, 97069, 138670, 188195, 194138, 263473, 376390, 485345, 526946, 970690, 1317365, 1844311, 2634730, 3688622, 9221555, 18443110]

約数ペア:

[(1, 18443110), (2, 9221555), (5, 3688622), (7, 2634730), (10, 1844311), (14, 1317365), (19, 970690), (35, 526946), (38, 485345), (49, 376390), (70, 263473), (95, 194138), (98, 188195), (133, 138670), (190, 97069), (245, 75278), (266, 69335), (283, 65170), (343, 53770), (490, 37639), (566, 32585), (665, 27734), (686, 26885), (931, 19810), (1330, 13867), (1415, 13034), (1715, 10754), (1862, 9905), (1981, 9310), (2830, 6517), (3430, 5377), (3962, 4655)]