19387582

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:300

約数の個数: 32

約数和(自身を含む): 32076000

約数和(自身を除く): 12688418

約数列:

[1, 2, 17, 34, 43, 86, 89, 149, 178, 298, 731, 1462, 1513, 2533, 3026, 3827, 5066, 6407, 7654, 12814, 13261, 26522, 65059, 108919, 130118, 217838, 225437, 450874, 570223, 1140446, 9693791, 19387582]

約数ペア:

[(1, 19387582), (2, 9693791), (17, 1140446), (34, 570223), (43, 450874), (86, 225437), (89, 217838), (149, 130118), (178, 108919), (298, 65059), (731, 26522), (1462, 13261), (1513, 12814), (2533, 7654), (3026, 6407), (3827, 5066)]