19506660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{3917}}^1$

素因数の和:4012

約数の個数: 48

約数和(自身を含む): 55290816

約数和(自身を除く): 35784156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 83, 166, 249, 332, 415, 498, 830, 996, 1245, 1660, 2490, 3917, 4980, 7834, 11751, 15668, 19585, 23502, 39170, 47004, 58755, 78340, 117510, 235020, 325111, 650222, 975333, 1300444, 1625555, 1950666, 3251110, 3901332, 4876665, 6502220, 9753330, 19506660]

約数ペア:

[(1, 19506660), (2, 9753330), (3, 6502220), (4, 4876665), (5, 3901332), (6, 3251110), (10, 1950666), (12, 1625555), (15, 1300444), (20, 975333), (30, 650222), (60, 325111), (83, 235020), (166, 117510), (249, 78340), (332, 58755), (415, 47004), (498, 39170), (830, 23502), (996, 19585), (1245, 15668), (1660, 11751), (2490, 7834), (3917, 4980)]