201901970

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{2447}}^1$

素因数の和:2714

約数の個数: 32

約数和(自身を含む): 375072768

約数和(自身を除く): 173170798

約数列:

[1, 2, 5, 10, 37, 74, 185, 223, 370, 446, 1115, 2230, 2447, 4894, 8251, 12235, 16502, 24470, 41255, 82510, 90539, 181078, 452695, 545681, 905390, 1091362, 2728405, 5456810, 20190197, 40380394, 100950985, 201901970]

約数ペア:

[(1, 201901970), (2, 100950985), (5, 40380394), (10, 20190197), (37, 5456810), (74, 2728405), (185, 1091362), (223, 905390), (370, 545681), (446, 452695), (1115, 181078), (2230, 90539), (2447, 82510), (4894, 41255), (8251, 24470), (12235, 16502)]