20185969245

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{274583}}^1$

素因数の和:274646

約数の個数: 48

約数和(自身を含む): 36179187840

約数和(自身を除く): 15993218595

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 87, 145, 169, 195, 377, 435, 507, 845, 1131, 1885, 2535, 4901, 5655, 14703, 24505, 73515, 274583, 823749, 1372915, 3569579, 4118745, 7962907, 10708737, 17847895, 23888721, 39814535, 46404527, 53543685, 103517791, 119443605, 139213581, 232022635, 310553373, 517588955, 696067905, 1345731283, 1552766865, 4037193849, 6728656415, 20185969245]

約数ペア:

[(1, 20185969245), (3, 6728656415), (5, 4037193849), (13, 1552766865), (15, 1345731283), (29, 696067905), (39, 517588955), (65, 310553373), (87, 232022635), (145, 139213581), (169, 119443605), (195, 103517791), (377, 53543685), (435, 46404527), (507, 39814535), (845, 23888721), (1131, 17847895), (1885, 10708737), (2535, 7962907), (4901, 4118745), (5655, 3569579), (14703, 1372915), (24505, 823749), (73515, 274583)]