20766768

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1063}}^1$

素因数の和:1122

約数の個数: 80

約数和(自身を含む): 60162816

約数和(自身を除く): 39396048

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 37, 44, 48, 66, 74, 88, 111, 132, 148, 176, 222, 264, 296, 407, 444, 528, 592, 814, 888, 1063, 1221, 1628, 1776, 2126, 2442, 3189, 3256, 4252, 4884, 6378, 6512, 8504, 9768, 11693, 12756, 17008, 19536, 23386, 25512, 35079, 39331, 46772, 51024, 70158, 78662, 93544, 117993, 140316, 157324, 187088, 235986, 280632, 314648, 432641, 471972, 561264, 629296, 865282, 943944, 1297923, 1730564, 1887888, 2595846, 3461128, 5191692, 6922256, 10383384, 20766768]

約数ペア:

[(1, 20766768), (2, 10383384), (3, 6922256), (4, 5191692), (6, 3461128), (8, 2595846), (11, 1887888), (12, 1730564), (16, 1297923), (22, 943944), (24, 865282), (33, 629296), (37, 561264), (44, 471972), (48, 432641), (66, 314648), (74, 280632), (88, 235986), (111, 187088), (132, 157324), (148, 140316), (176, 117993), (222, 93544), (264, 78662), (296, 70158), (407, 51024), (444, 46772), (528, 39331), (592, 35079), (814, 25512), (888, 23386), (1063, 19536), (1221, 17008), (1628, 12756), (1776, 11693), (2126, 9768), (2442, 8504), (3189, 6512), (3256, 6378), (4252, 4884)]