19542688

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{941}}^1$

素因数の和:1021

約数の個数: 48

約数和(自身を含む): 42729120

約数和(自身を除く): 23186432

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 59, 88, 118, 176, 236, 352, 472, 649, 941, 944, 1298, 1882, 1888, 2596, 3764, 5192, 7528, 10351, 10384, 15056, 20702, 20768, 30112, 41404, 55519, 82808, 111038, 165616, 222076, 331232, 444152, 610709, 888304, 1221418, 1776608, 2442836, 4885672, 9771344, 19542688]

約数ペア:

[(1, 19542688), (2, 9771344), (4, 4885672), (8, 2442836), (11, 1776608), (16, 1221418), (22, 888304), (32, 610709), (44, 444152), (59, 331232), (88, 222076), (118, 165616), (176, 111038), (236, 82808), (352, 55519), (472, 41404), (649, 30112), (941, 20768), (944, 20702), (1298, 15056), (1882, 10384), (1888, 10351), (2596, 7528), (3764, 5192)]