18887340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18517}}^1$

素因数の和:18546

約数の個数: 48

約数和(自身を含む): 55998432

約数和(自身を除く): 37111092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 18517, 37034, 55551, 74068, 92585, 111102, 185170, 222204, 277755, 314789, 370340, 555510, 629578, 944367, 1111020, 1259156, 1573945, 1888734, 3147890, 3777468, 4721835, 6295780, 9443670, 18887340]

約数ペア:

[(1, 18887340), (2, 9443670), (3, 6295780), (4, 4721835), (5, 3777468), (6, 3147890), (10, 1888734), (12, 1573945), (15, 1259156), (17, 1111020), (20, 944367), (30, 629578), (34, 555510), (51, 370340), (60, 314789), (68, 277755), (85, 222204), (102, 185170), (170, 111102), (204, 92585), (255, 74068), (340, 55551), (510, 37034), (1020, 18517)]