18634131

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:265

約数の個数: 40

約数和(自身を含む): 29597568

約数和(自身を除く): 10963437

約数列:

[1, 3, 9, 27, 31, 41, 81, 93, 123, 181, 279, 369, 543, 837, 1107, 1271, 1629, 2511, 3321, 3813, 4887, 5611, 7421, 11439, 14661, 16833, 22263, 34317, 50499, 66789, 102951, 151497, 200367, 230051, 454491, 601101, 690153, 2070459, 6211377, 18634131]

約数ペア:

[(1, 18634131), (3, 6211377), (9, 2070459), (27, 690153), (31, 601101), (41, 454491), (81, 230051), (93, 200367), (123, 151497), (181, 102951), (279, 66789), (369, 50499), (543, 34317), (837, 22263), (1107, 16833), (1271, 14661), (1629, 11439), (2511, 7421), (3321, 5611), (3813, 4887)]