18904848

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^2\times {\mathrm{1091}}^1$

素因数の和:1140

約数の個数: 60

約数和(自身を含む): 51590448

約数和(自身を除く): 32685600

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 361, 456, 722, 912, 1083, 1091, 1444, 2166, 2182, 2888, 3273, 4332, 4364, 5776, 6546, 8664, 8728, 13092, 17328, 17456, 20729, 26184, 41458, 52368, 62187, 82916, 124374, 165832, 248748, 331664, 393851, 497496, 787702, 994992, 1181553, 1575404, 2363106, 3150808, 4726212, 6301616, 9452424, 18904848]

約数ペア:

[(1, 18904848), (2, 9452424), (3, 6301616), (4, 4726212), (6, 3150808), (8, 2363106), (12, 1575404), (16, 1181553), (19, 994992), (24, 787702), (38, 497496), (48, 393851), (57, 331664), (76, 248748), (114, 165832), (152, 124374), (228, 82916), (304, 62187), (361, 52368), (456, 41458), (722, 26184), (912, 20729), (1083, 17456), (1091, 17328), (1444, 13092), (2166, 8728), (2182, 8664), (2888, 6546), (3273, 5776), (4332, 4364)]