19142030

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{443}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 35964000

約数和(自身を除く): 16821970

約数列:

[1, 2, 5, 10, 29, 58, 145, 149, 290, 298, 443, 745, 886, 1490, 2215, 4321, 4430, 8642, 12847, 21605, 25694, 43210, 64235, 66007, 128470, 132014, 330035, 660070, 1914203, 3828406, 9571015, 19142030]

約数ペア:

[(1, 19142030), (2, 9571015), (5, 3828406), (10, 1914203), (29, 660070), (58, 330035), (145, 132014), (149, 128470), (290, 66007), (298, 64235), (443, 43210), (745, 25694), (886, 21605), (1490, 12847), (2215, 8642), (4321, 4430)]