19546970

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 36115200

約数和(自身を除く): 16568230

約数列:

[1, 2, 5, 10, 79, 109, 158, 218, 227, 395, 454, 545, 790, 1090, 1135, 2270, 8611, 17222, 17933, 24743, 35866, 43055, 49486, 86110, 89665, 123715, 179330, 247430, 1954697, 3909394, 9773485, 19546970]

約数ペア:

[(1, 19546970), (2, 9773485), (5, 3909394), (10, 1954697), (79, 247430), (109, 179330), (158, 123715), (218, 89665), (227, 86110), (395, 49486), (454, 43055), (545, 35866), (790, 24743), (1090, 17933), (1135, 17222), (2270, 8611)]