19075850

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^2\times {\mathrm{397}}^1$

素因数の和:471

約数の個数: 36

約数和(自身を含む): 36754902

約数和(自身を除く): 17679052

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 397, 775, 794, 961, 1550, 1922, 1985, 3970, 4805, 9610, 9925, 12307, 19850, 24025, 24614, 48050, 61535, 123070, 307675, 381517, 615350, 763034, 1907585, 3815170, 9537925, 19075850]

約数ペア:

[(1, 19075850), (2, 9537925), (5, 3815170), (10, 1907585), (25, 763034), (31, 615350), (50, 381517), (62, 307675), (155, 123070), (310, 61535), (397, 48050), (775, 24614), (794, 24025), (961, 19850), (1550, 12307), (1922, 9925), (1985, 9610), (3970, 4805)]