20181273228

素因数分解:

$2^2\times 3^3\times {\mathrm{563}}^1\times {\mathrm{331907}}^1$

素因数の和:332483

約数の個数: 48

約数和(自身を含む): 52414911360

約数和(自身を除く): 32233638132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 563, 1126, 1689, 2252, 3378, 5067, 6756, 10134, 15201, 20268, 30402, 60804, 331907, 663814, 995721, 1327628, 1991442, 2987163, 3982884, 5974326, 8961489, 11948652, 17922978, 35845956, 186863641, 373727282, 560590923, 747454564, 1121181846, 1681772769, 2242363692, 3363545538, 5045318307, 6727091076, 10090636614, 20181273228]

約数ペア:

[(1, 20181273228), (2, 10090636614), (3, 6727091076), (4, 5045318307), (6, 3363545538), (9, 2242363692), (12, 1681772769), (18, 1121181846), (27, 747454564), (36, 560590923), (54, 373727282), (108, 186863641), (563, 35845956), (1126, 17922978), (1689, 11948652), (2252, 8961489), (3378, 5974326), (5067, 3982884), (6756, 2987163), (10134, 1991442), (15201, 1327628), (20268, 995721), (30402, 663814), (60804, 331907)]