18664830

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{7681}}^1$

素因数の和:7703

約数の個数: 48

約数和(自身を含む): 50332464

約数和(自身を除く): 31667634

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 2430, 7681, 15362, 23043, 38405, 46086, 69129, 76810, 115215, 138258, 207387, 230430, 345645, 414774, 622161, 691290, 1036935, 1244322, 1866483, 2073870, 3110805, 3732966, 6221610, 9332415, 18664830]

約数ペア:

[(1, 18664830), (2, 9332415), (3, 6221610), (5, 3732966), (6, 3110805), (9, 2073870), (10, 1866483), (15, 1244322), (18, 1036935), (27, 691290), (30, 622161), (45, 414774), (54, 345645), (81, 230430), (90, 207387), (135, 138258), (162, 115215), (243, 76810), (270, 69129), (405, 46086), (486, 38405), (810, 23043), (1215, 15362), (2430, 7681)]