20183373808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5107129}}^1$

素因数の和:5107169

約数の個数: 40

約数和(自身を含む): 44329888400

約数和(自身を除く): 24146514592

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 5107129, 10214258, 20428516, 40857032, 66392677, 81714064, 97035451, 132785354, 194070902, 265570708, 388141804, 531141416, 776283608, 1062282832, 1261460863, 1552567216, 2522921726, 5045843452, 10091686904, 20183373808]

約数ペア:

[(1, 20183373808), (2, 10091686904), (4, 5045843452), (8, 2522921726), (13, 1552567216), (16, 1261460863), (19, 1062282832), (26, 776283608), (38, 531141416), (52, 388141804), (76, 265570708), (104, 194070902), (152, 132785354), (208, 97035451), (247, 81714064), (304, 66392677), (494, 40857032), (988, 20428516), (1976, 10214258), (3952, 5107129)]