20165238730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{963461}}^1$

素因数の和:963511

約数の個数: 64

約数和(自身を含む): 46616145408

約数和(自身を除く): 26450906678

約数列:

[1, 2, 5, 7, 10, 13, 14, 23, 26, 35, 46, 65, 70, 91, 115, 130, 161, 182, 230, 299, 322, 455, 598, 805, 910, 1495, 1610, 2093, 2990, 4186, 10465, 20930, 963461, 1926922, 4817305, 6744227, 9634610, 12524993, 13488454, 22159603, 25049986, 33721135, 44319206, 62624965, 67442270, 87674951, 110798015, 125249930, 155117221, 175349902, 221596030, 288074839, 310234442, 438374755, 576149678, 775586105, 876749510, 1440374195, 1551172210, 2016523873, 2880748390, 4033047746, 10082619365, 20165238730]

約数ペア:

[(1, 20165238730), (2, 10082619365), (5, 4033047746), (7, 2880748390), (10, 2016523873), (13, 1551172210), (14, 1440374195), (23, 876749510), (26, 775586105), (35, 576149678), (46, 438374755), (65, 310234442), (70, 288074839), (91, 221596030), (115, 175349902), (130, 155117221), (161, 125249930), (182, 110798015), (230, 87674951), (299, 67442270), (322, 62624965), (455, 44319206), (598, 33721135), (805, 25049986), (910, 22159603), (1495, 13488454), (1610, 12524993), (2093, 9634610), (2990, 6744227), (4186, 4817305), (10465, 1926922), (20930, 963461)]