19274750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 40525056

約数和(自身を除く): 21250306

約数列:

[1, 2, 5, 10, 11, 22, 25, 43, 50, 55, 86, 110, 125, 163, 215, 250, 275, 326, 430, 473, 550, 815, 946, 1075, 1375, 1630, 1793, 2150, 2365, 2750, 3586, 4075, 4730, 5375, 7009, 8150, 8965, 10750, 11825, 14018, 17930, 20375, 23650, 35045, 40750, 44825, 59125, 70090, 77099, 89650, 118250, 154198, 175225, 224125, 350450, 385495, 448250, 770990, 876125, 1752250, 1927475, 3854950, 9637375, 19274750]

約数ペア:

[(1, 19274750), (2, 9637375), (5, 3854950), (10, 1927475), (11, 1752250), (22, 876125), (25, 770990), (43, 448250), (50, 385495), (55, 350450), (86, 224125), (110, 175225), (125, 154198), (163, 118250), (215, 89650), (250, 77099), (275, 70090), (326, 59125), (430, 44825), (473, 40750), (550, 35045), (815, 23650), (946, 20375), (1075, 17930), (1375, 14018), (1630, 11825), (1793, 10750), (2150, 8965), (2365, 8150), (2750, 7009), (3586, 5375), (4075, 4730)]