20367036

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 53813760

約数和(自身を除く): 33446724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 59, 86, 118, 129, 172, 177, 223, 236, 258, 354, 387, 446, 516, 531, 669, 708, 774, 892, 1062, 1338, 1548, 2007, 2124, 2537, 2676, 4014, 5074, 7611, 8028, 9589, 10148, 13157, 15222, 19178, 22833, 26314, 28767, 30444, 38356, 39471, 45666, 52628, 57534, 78942, 86301, 91332, 115068, 118413, 157884, 172602, 236826, 345204, 473652, 565751, 1131502, 1697253, 2263004, 3394506, 5091759, 6789012, 10183518, 20367036]

約数ペア:

[(1, 20367036), (2, 10183518), (3, 6789012), (4, 5091759), (6, 3394506), (9, 2263004), (12, 1697253), (18, 1131502), (36, 565751), (43, 473652), (59, 345204), (86, 236826), (118, 172602), (129, 157884), (172, 118413), (177, 115068), (223, 91332), (236, 86301), (258, 78942), (354, 57534), (387, 52628), (446, 45666), (516, 39471), (531, 38356), (669, 30444), (708, 28767), (774, 26314), (892, 22833), (1062, 19178), (1338, 15222), (1548, 13157), (2007, 10148), (2124, 9589), (2537, 8028), (2676, 7611), (4014, 5074)]