16955620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2083}}^1$

素因数の和:2140

約数の個数: 48

約数和(自身を含む): 39912768

約数和(自身を除く): 22957148

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 2083, 4070, 4166, 8140, 8332, 10415, 20830, 22913, 41660, 45826, 77071, 91652, 114565, 154142, 229130, 308284, 385355, 458260, 770710, 847781, 1541420, 1695562, 3391124, 4238905, 8477810, 16955620]

約数ペア:

[(1, 16955620), (2, 8477810), (4, 4238905), (5, 3391124), (10, 1695562), (11, 1541420), (20, 847781), (22, 770710), (37, 458260), (44, 385355), (55, 308284), (74, 229130), (110, 154142), (148, 114565), (185, 91652), (220, 77071), (370, 45826), (407, 41660), (740, 22913), (814, 20830), (1628, 10415), (2035, 8332), (2083, 8140), (4070, 4166)]