20878212

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{797}}^1$

素因数の和:900

約数の個数: 48

約数和(自身を含む): 50944320

約数和(自身を除く): 30066108

約数列:

[1, 2, 3, 4, 6, 12, 37, 59, 74, 111, 118, 148, 177, 222, 236, 354, 444, 708, 797, 1594, 2183, 2391, 3188, 4366, 4782, 6549, 8732, 9564, 13098, 26196, 29489, 47023, 58978, 88467, 94046, 117956, 141069, 176934, 188092, 282138, 353868, 564276, 1739851, 3479702, 5219553, 6959404, 10439106, 20878212]

約数ペア:

[(1, 20878212), (2, 10439106), (3, 6959404), (4, 5219553), (6, 3479702), (12, 1739851), (37, 564276), (59, 353868), (74, 282138), (111, 188092), (118, 176934), (148, 141069), (177, 117956), (222, 94046), (236, 88467), (354, 58978), (444, 47023), (708, 29489), (797, 26196), (1594, 13098), (2183, 9564), (2391, 8732), (3188, 6549), (4366, 4782)]