19888348530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21385321}}^1$

素因数の和:21385362

約数の個数: 32

約数和(自身を含む): 49271781888

約数和(自身を除く): 29383433358

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 21385321, 42770642, 64155963, 106926605, 128311926, 213853210, 320779815, 641559630, 662944951, 1325889902, 1988834853, 3314724755, 3977669706, 6629449510, 9944174265, 19888348530]

約数ペア:

[(1, 19888348530), (2, 9944174265), (3, 6629449510), (5, 3977669706), (6, 3314724755), (10, 1988834853), (15, 1325889902), (30, 662944951), (31, 641559630), (62, 320779815), (93, 213853210), (155, 128311926), (186, 106926605), (310, 64155963), (465, 42770642), (930, 21385321)]