18546768

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{59}}^2$

素因数の和:169

約数の個数: 90

約数和(自身を含む): 54226874

約数和(自身を除く): 35680106

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 59, 72, 74, 111, 118, 144, 148, 177, 222, 236, 296, 333, 354, 444, 472, 531, 592, 666, 708, 888, 944, 1062, 1332, 1416, 1776, 2124, 2183, 2664, 2832, 3481, 4248, 4366, 5328, 6549, 6962, 8496, 8732, 10443, 13098, 13924, 17464, 19647, 20886, 26196, 27848, 31329, 34928, 39294, 41772, 52392, 55696, 62658, 78588, 83544, 104784, 125316, 128797, 157176, 167088, 250632, 257594, 314352, 386391, 501264, 515188, 772782, 1030376, 1159173, 1545564, 2060752, 2318346, 3091128, 4636692, 6182256, 9273384, 18546768]

約数ペア:

[(1, 18546768), (2, 9273384), (3, 6182256), (4, 4636692), (6, 3091128), (8, 2318346), (9, 2060752), (12, 1545564), (16, 1159173), (18, 1030376), (24, 772782), (36, 515188), (37, 501264), (48, 386391), (59, 314352), (72, 257594), (74, 250632), (111, 167088), (118, 157176), (144, 128797), (148, 125316), (177, 104784), (222, 83544), (236, 78588), (296, 62658), (333, 55696), (354, 52392), (444, 41772), (472, 39294), (531, 34928), (592, 31329), (666, 27848), (708, 26196), (888, 20886), (944, 19647), (1062, 17464), (1332, 13924), (1416, 13098), (1776, 10443), (2124, 8732), (2183, 8496), (2664, 6962), (2832, 6549), (3481, 5328), (4248, 4366)]