20235908298315

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1\times {\mathrm{672379}}^1$

素因数の和:672892

約数の個数: 64

約数和(自身を含む): 33540164789760

約数和(自身を除く): 13304256491445

約数列:

[1, 3, 5, 15, 37, 111, 185, 211, 257, 555, 633, 771, 1055, 1285, 3165, 3855, 7807, 9509, 23421, 28527, 39035, 47545, 54227, 117105, 142635, 162681, 271135, 672379, 813405, 2006399, 2017137, 3361895, 6019197, 10031995, 10085685, 24878023, 30095985, 74634069, 124390115, 141871969, 172801403, 373170345, 425615907, 518404209, 709359845, 864007015, 2128079535, 2592021045, 5249262853, 6393651911, 15747788559, 19180955733, 26246314265, 31968259555, 36461096033, 78738942795, 95904778665, 109383288099, 182305480165, 546916440495, 1349060553221, 4047181659663, 6745302766105, 20235908298315]

約数ペア:

[(1, 20235908298315), (3, 6745302766105), (5, 4047181659663), (15, 1349060553221), (37, 546916440495), (111, 182305480165), (185, 109383288099), (211, 95904778665), (257, 78738942795), (555, 36461096033), (633, 31968259555), (771, 26246314265), (1055, 19180955733), (1285, 15747788559), (3165, 6393651911), (3855, 5249262853), (7807, 2592021045), (9509, 2128079535), (23421, 864007015), (28527, 709359845), (39035, 518404209), (47545, 425615907), (54227, 373170345), (117105, 172801403), (142635, 141871969), (162681, 124390115), (271135, 74634069), (672379, 30095985), (813405, 24878023), (2006399, 10085685), (2017137, 10031995), (3361895, 6019197)]