20451942

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8543}}^1$

素因数の和:8577

約数の個数: 48

約数和(自身を含む): 53314560

約数和(自身を除く): 32862618

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 8543, 17086, 25629, 51258, 59801, 76887, 119602, 153774, 162317, 179403, 324634, 358806, 486951, 538209, 973902, 1076418, 1136219, 1460853, 2272438, 2921706, 3408657, 6817314, 10225971, 20451942]

約数ペア:

[(1, 20451942), (2, 10225971), (3, 6817314), (6, 3408657), (7, 2921706), (9, 2272438), (14, 1460853), (18, 1136219), (19, 1076418), (21, 973902), (38, 538209), (42, 486951), (57, 358806), (63, 324634), (114, 179403), (126, 162317), (133, 153774), (171, 119602), (266, 76887), (342, 59801), (399, 51258), (798, 25629), (1197, 17086), (2394, 8543)]