815507930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{18743}}^1$

素因数の和:18998

約数の個数: 32

約数和(自身を含む): 1552003200

約数和(自身を除く): 736495270

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 229, 458, 1145, 2290, 4351, 8702, 18743, 21755, 37486, 43510, 93715, 187430, 356117, 712234, 1780585, 3561170, 4292147, 8584294, 21460735, 42921470, 81550793, 163101586, 407753965, 815507930]

約数ペア:

[(1, 815507930), (2, 407753965), (5, 163101586), (10, 81550793), (19, 42921470), (38, 21460735), (95, 8584294), (190, 4292147), (229, 3561170), (458, 1780585), (1145, 712234), (2290, 356117), (4351, 187430), (8702, 93715), (18743, 43510), (21755, 37486)]