18281130

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{331}}^1$

素因数の和:611

約数の個数: 64

約数和(自身を含む): 50485248

約数和(自身を除く): 32204118

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 263, 331, 526, 662, 789, 993, 1315, 1578, 1655, 1841, 1986, 2317, 2630, 3310, 3682, 3945, 4634, 4965, 5523, 6951, 7890, 9205, 9930, 11046, 11585, 13902, 18410, 23170, 27615, 34755, 55230, 69510, 87053, 174106, 261159, 435265, 522318, 609371, 870530, 1218742, 1305795, 1828113, 2611590, 3046855, 3656226, 6093710, 9140565, 18281130]

約数ペア:

[(1, 18281130), (2, 9140565), (3, 6093710), (5, 3656226), (6, 3046855), (7, 2611590), (10, 1828113), (14, 1305795), (15, 1218742), (21, 870530), (30, 609371), (35, 522318), (42, 435265), (70, 261159), (105, 174106), (210, 87053), (263, 69510), (331, 55230), (526, 34755), (662, 27615), (789, 23170), (993, 18410), (1315, 13902), (1578, 11585), (1655, 11046), (1841, 9930), (1986, 9205), (2317, 7890), (2630, 6951), (3310, 5523), (3682, 4965), (3945, 4634)]