201990513008

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{2767}}^1\times {\mathrm{240131}}^1$

素因数の和:242925

約数の個数: 40

約数和(自身を含む): 412104933120

約数和(自身を除く): 210114420112

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 2767, 5534, 11068, 22136, 44272, 52573, 105146, 210292, 240131, 420584, 480262, 841168, 960524, 1921048, 3842096, 4562489, 9124978, 18249956, 36499912, 72999824, 664442477, 1328884954, 2657769908, 5315539816, 10631079632, 12624407063, 25248814126, 50497628252, 100995256504, 201990513008]

約数ペア:

[(1, 201990513008), (2, 100995256504), (4, 50497628252), (8, 25248814126), (16, 12624407063), (19, 10631079632), (38, 5315539816), (76, 2657769908), (152, 1328884954), (304, 664442477), (2767, 72999824), (5534, 36499912), (11068, 18249956), (22136, 9124978), (44272, 4562489), (52573, 3842096), (105146, 1921048), (210292, 960524), (240131, 841168), (420584, 480262)]