20754539932

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1399}}^1\times {\mathrm{11273}}^1$

素因数の和:12730

約数の個数: 48

約数和(自身を含む): 42426316800

約数和(自身を除く): 21671776868

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 1399, 2798, 5596, 9793, 11273, 19586, 22546, 39172, 45092, 65753, 78911, 131506, 157822, 263012, 315644, 460271, 529831, 920542, 1059662, 1841084, 2119324, 3708817, 7417634, 14835268, 15770927, 31541854, 63083708, 110396489, 220792978, 441585956, 741233569, 1482467138, 2964934276, 5188634983, 10377269966, 20754539932]

約数ペア:

[(1, 20754539932), (2, 10377269966), (4, 5188634983), (7, 2964934276), (14, 1482467138), (28, 741233569), (47, 441585956), (94, 220792978), (188, 110396489), (329, 63083708), (658, 31541854), (1316, 15770927), (1399, 14835268), (2798, 7417634), (5596, 3708817), (9793, 2119324), (11273, 1841084), (19586, 1059662), (22546, 920542), (39172, 529831), (45092, 460271), (65753, 315644), (78911, 263012), (131506, 157822)]