19476780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{3911}}^1$

素因数の和:4006

約数の個数: 48

約数和(自身を含む): 55206144

約数和(自身を除く): 35729364

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, 3911, 4980, 7822, 11733, 15644, 19555, 23466, 39110, 46932, 58665, 78220, 117330, 234660, 324613, 649226, 973839, 1298452, 1623065, 1947678, 3246130, 3895356, 4869195, 6492260, 9738390, 19476780]

約数ペア:

[(1, 19476780), (2, 9738390), (3, 6492260), (4, 4869195), (5, 3895356), (6, 3246130), (10, 1947678), (12, 1623065), (15, 1298452), (20, 973839), (30, 649226), (60, 324613), (83, 234660), (166, 117330), (249, 78220), (332, 58665), (415, 46932), (498, 39110), (830, 23466), (996, 19555), (1245, 15644), (1660, 11733), (2490, 7822), (3911, 4980)]