20019072

素因数分解:

$2^7\times 3^1\times {\mathrm{37}}^1\times {\mathrm{1409}}^1$

素因数の和:1463

約数の個数: 64

約数和(自身を含む): 54651600

約数和(自身を除く): 34632528

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 96, 111, 128, 148, 192, 222, 296, 384, 444, 592, 888, 1184, 1409, 1776, 2368, 2818, 3552, 4227, 4736, 5636, 7104, 8454, 11272, 14208, 16908, 22544, 33816, 45088, 52133, 67632, 90176, 104266, 135264, 156399, 180352, 208532, 270528, 312798, 417064, 541056, 625596, 834128, 1251192, 1668256, 2502384, 3336512, 5004768, 6673024, 10009536, 20019072]

約数ペア:

[(1, 20019072), (2, 10009536), (3, 6673024), (4, 5004768), (6, 3336512), (8, 2502384), (12, 1668256), (16, 1251192), (24, 834128), (32, 625596), (37, 541056), (48, 417064), (64, 312798), (74, 270528), (96, 208532), (111, 180352), (128, 156399), (148, 135264), (192, 104266), (222, 90176), (296, 67632), (384, 52133), (444, 45088), (592, 33816), (888, 22544), (1184, 16908), (1409, 14208), (1776, 11272), (2368, 8454), (2818, 7104), (3552, 5636), (4227, 4736)]