18219810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1637}}^1$

素因数の和:1707

約数の個数: 64

約数和(自身を含む): 50948352

約数和(自身を除く): 32728542

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 53, 70, 105, 106, 159, 210, 265, 318, 371, 530, 742, 795, 1113, 1590, 1637, 1855, 2226, 3274, 3710, 4911, 5565, 8185, 9822, 11130, 11459, 16370, 22918, 24555, 34377, 49110, 57295, 68754, 86761, 114590, 171885, 173522, 260283, 343770, 433805, 520566, 607327, 867610, 1214654, 1301415, 1821981, 2602830, 3036635, 3643962, 6073270, 9109905, 18219810]

約数ペア:

[(1, 18219810), (2, 9109905), (3, 6073270), (5, 3643962), (6, 3036635), (7, 2602830), (10, 1821981), (14, 1301415), (15, 1214654), (21, 867610), (30, 607327), (35, 520566), (42, 433805), (53, 343770), (70, 260283), (105, 173522), (106, 171885), (159, 114590), (210, 86761), (265, 68754), (318, 57295), (371, 49110), (530, 34377), (742, 24555), (795, 22918), (1113, 16370), (1590, 11459), (1637, 11130), (1855, 9822), (2226, 8185), (3274, 5565), (3710, 4911)]