19498968

素因数分解:

$2^3\times 3^4\times {\mathrm{30091}}^1$

素因数の和:30109

約数の個数: 40

約数和(自身を含む): 54616980

約数和(自身を除く): 35118012

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 30091, 60182, 90273, 120364, 180546, 240728, 270819, 361092, 541638, 722184, 812457, 1083276, 1624914, 2166552, 2437371, 3249828, 4874742, 6499656, 9749484, 19498968]

約数ペア:

[(1, 19498968), (2, 9749484), (3, 6499656), (4, 4874742), (6, 3249828), (8, 2437371), (9, 2166552), (12, 1624914), (18, 1083276), (24, 812457), (27, 722184), (36, 541638), (54, 361092), (72, 270819), (81, 240728), (108, 180546), (162, 120364), (216, 90273), (324, 60182), (648, 30091)]