19431550

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:373

約数の個数: 48

約数和(自身を含む): 38470752

約数和(自身を除く): 19039202

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 61, 115, 122, 230, 277, 305, 554, 575, 610, 1150, 1385, 1403, 1525, 2770, 2806, 3050, 6371, 6925, 7015, 12742, 13850, 14030, 16897, 31855, 33794, 35075, 63710, 70150, 84485, 159275, 168970, 318550, 388631, 422425, 777262, 844850, 1943155, 3886310, 9715775, 19431550]

約数ペア:

[(1, 19431550), (2, 9715775), (5, 3886310), (10, 1943155), (23, 844850), (25, 777262), (46, 422425), (50, 388631), (61, 318550), (115, 168970), (122, 159275), (230, 84485), (277, 70150), (305, 63710), (554, 35075), (575, 33794), (610, 31855), (1150, 16897), (1385, 14030), (1403, 13850), (1525, 12742), (2770, 7015), (2806, 6925), (3050, 6371)]