18976012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1103}}^1$

素因数の和:1158

約数の個数: 48

約数和(自身を含む): 40061952

約数和(自身を除く): 21085940

約数列:

[1, 2, 4, 11, 17, 22, 23, 34, 44, 46, 68, 92, 187, 253, 374, 391, 506, 748, 782, 1012, 1103, 1564, 2206, 4301, 4412, 8602, 12133, 17204, 18751, 24266, 25369, 37502, 48532, 50738, 75004, 101476, 206261, 279059, 412522, 431273, 558118, 825044, 862546, 1116236, 1725092, 4744003, 9488006, 18976012]

約数ペア:

[(1, 18976012), (2, 9488006), (4, 4744003), (11, 1725092), (17, 1116236), (22, 862546), (23, 825044), (34, 558118), (44, 431273), (46, 412522), (68, 279059), (92, 206261), (187, 101476), (253, 75004), (374, 50738), (391, 48532), (506, 37502), (748, 25369), (782, 24266), (1012, 18751), (1103, 17204), (1564, 12133), (2206, 8602), (4301, 4412)]