18248770

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^2\times {\mathrm{43}}^1$

素因数の和:155

約数の個数: 48

約数和(自身を含む): 35659008

約数和(自身を除く): 17410238

約数列:

[1, 2, 5, 10, 31, 37, 43, 62, 74, 86, 155, 185, 215, 310, 370, 430, 1147, 1333, 1369, 1591, 2294, 2666, 2738, 3182, 5735, 6665, 6845, 7955, 11470, 13330, 13690, 15910, 42439, 49321, 58867, 84878, 98642, 117734, 212195, 246605, 294335, 424390, 493210, 588670, 1824877, 3649754, 9124385, 18248770]

約数ペア:

[(1, 18248770), (2, 9124385), (5, 3649754), (10, 1824877), (31, 588670), (37, 493210), (43, 424390), (62, 294335), (74, 246605), (86, 212195), (155, 117734), (185, 98642), (215, 84878), (310, 58867), (370, 49321), (430, 42439), (1147, 15910), (1333, 13690), (1369, 13330), (1591, 11470), (2294, 7955), (2666, 6845), (2738, 6665), (3182, 5735)]