20163803868

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{519097}}^1$

素因数の和:519203

約数の個数: 72

約数和(自身を含む): 55551791568

約数和(自身を除く): 35387987700

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 83, 117, 156, 166, 234, 249, 332, 468, 498, 747, 996, 1079, 1494, 2158, 2988, 3237, 4316, 6474, 9711, 12948, 19422, 38844, 519097, 1038194, 1557291, 2076388, 3114582, 4671873, 6229164, 6748261, 9343746, 13496522, 18687492, 20244783, 26993044, 40489566, 43085051, 60734349, 80979132, 86170102, 121468698, 129255153, 172340204, 242937396, 258510306, 387765459, 517020612, 560105663, 775530918, 1120211326, 1551061836, 1680316989, 2240422652, 3360633978, 5040950967, 6721267956, 10081901934, 20163803868]

約数ペア:

[(1, 20163803868), (2, 10081901934), (3, 6721267956), (4, 5040950967), (6, 3360633978), (9, 2240422652), (12, 1680316989), (13, 1551061836), (18, 1120211326), (26, 775530918), (36, 560105663), (39, 517020612), (52, 387765459), (78, 258510306), (83, 242937396), (117, 172340204), (156, 129255153), (166, 121468698), (234, 86170102), (249, 80979132), (332, 60734349), (468, 43085051), (498, 40489566), (747, 26993044), (996, 20244783), (1079, 18687492), (1494, 13496522), (2158, 9343746), (2988, 6748261), (3237, 6229164), (4316, 4671873), (6474, 3114582), (9711, 2076388), (12948, 1557291), (19422, 1038194), (38844, 519097)]