18045090

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{28643}}^1$

素因数の和:28663

約数の個数: 48

約数和(自身を含む): 53621568

約数和(自身を除く): 35576478

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 28643, 57286, 85929, 143215, 171858, 200501, 257787, 286430, 401002, 429645, 515574, 601503, 859290, 1002505, 1203006, 1288935, 1804509, 2005010, 2577870, 3007515, 3609018, 6015030, 9022545, 18045090]

約数ペア:

[(1, 18045090), (2, 9022545), (3, 6015030), (5, 3609018), (6, 3007515), (7, 2577870), (9, 2005010), (10, 1804509), (14, 1288935), (15, 1203006), (18, 1002505), (21, 859290), (30, 601503), (35, 515574), (42, 429645), (45, 401002), (63, 286430), (70, 257787), (90, 200501), (105, 171858), (126, 143215), (210, 85929), (315, 57286), (630, 28643)]