19920588

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2131}}^1$

素因数の和:2198

約数の個数: 48

約数和(自身を含む): 50144640

約数和(自身を除く): 30224052

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 41, 57, 76, 82, 114, 123, 164, 228, 246, 492, 779, 1558, 2131, 2337, 3116, 4262, 4674, 6393, 8524, 9348, 12786, 25572, 40489, 80978, 87371, 121467, 161956, 174742, 242934, 262113, 349484, 485868, 524226, 1048452, 1660049, 3320098, 4980147, 6640196, 9960294, 19920588]

約数ペア:

[(1, 19920588), (2, 9960294), (3, 6640196), (4, 4980147), (6, 3320098), (12, 1660049), (19, 1048452), (38, 524226), (41, 485868), (57, 349484), (76, 262113), (82, 242934), (114, 174742), (123, 161956), (164, 121467), (228, 87371), (246, 80978), (492, 40489), (779, 25572), (1558, 12786), (2131, 9348), (2337, 8524), (3116, 6393), (4262, 4674)]