16845140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{967}}^1$

素因数の和:1056

約数の個数: 48

約数和(自身を含む): 38704512

約数和(自身を除く): 21859372

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 967, 1340, 1742, 1934, 3484, 3868, 4355, 4835, 8710, 9670, 12571, 17420, 19340, 25142, 50284, 62855, 64789, 125710, 129578, 251420, 259156, 323945, 647890, 842257, 1295780, 1684514, 3369028, 4211285, 8422570, 16845140]

約数ペア:

[(1, 16845140), (2, 8422570), (4, 4211285), (5, 3369028), (10, 1684514), (13, 1295780), (20, 842257), (26, 647890), (52, 323945), (65, 259156), (67, 251420), (130, 129578), (134, 125710), (260, 64789), (268, 62855), (335, 50284), (670, 25142), (871, 19340), (967, 17420), (1340, 12571), (1742, 9670), (1934, 8710), (3484, 4835), (3868, 4355)]