19999170

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{74071}}^1$

素因数の和:74087

約数の個数: 32

約数和(自身を含む): 53331840

約数和(自身を除く): 33332670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 74071, 148142, 222213, 370355, 444426, 666639, 740710, 1111065, 1333278, 1999917, 2222130, 3333195, 3999834, 6666390, 9999585, 19999170]

約数ペア:

[(1, 19999170), (2, 9999585), (3, 6666390), (5, 3999834), (6, 3333195), (9, 2222130), (10, 1999917), (15, 1333278), (18, 1111065), (27, 740710), (30, 666639), (45, 444426), (54, 370355), (90, 222213), (135, 148142), (270, 74071)]