19755666

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1$

素因数の和:456

約数の個数: 96

約数和(自身を含む): 54183168

約数和(自身を除く): 34427502

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 23, 34, 42, 46, 51, 63, 69, 102, 119, 126, 138, 153, 161, 207, 238, 306, 322, 357, 391, 401, 414, 483, 714, 782, 802, 966, 1071, 1173, 1203, 1449, 2142, 2346, 2406, 2737, 2807, 2898, 3519, 3609, 5474, 5614, 6817, 7038, 7218, 8211, 8421, 9223, 13634, 16422, 16842, 18446, 20451, 24633, 25263, 27669, 40902, 47719, 49266, 50526, 55338, 61353, 64561, 83007, 95438, 122706, 129122, 143157, 156791, 166014, 193683, 286314, 313582, 387366, 429471, 470373, 581049, 858942, 940746, 1097537, 1162098, 1411119, 2195074, 2822238, 3292611, 6585222, 9877833, 19755666]

約数ペア:

[(1, 19755666), (2, 9877833), (3, 6585222), (6, 3292611), (7, 2822238), (9, 2195074), (14, 1411119), (17, 1162098), (18, 1097537), (21, 940746), (23, 858942), (34, 581049), (42, 470373), (46, 429471), (51, 387366), (63, 313582), (69, 286314), (102, 193683), (119, 166014), (126, 156791), (138, 143157), (153, 129122), (161, 122706), (207, 95438), (238, 83007), (306, 64561), (322, 61353), (357, 55338), (391, 50526), (401, 49266), (414, 47719), (483, 40902), (714, 27669), (782, 25263), (802, 24633), (966, 20451), (1071, 18446), (1173, 16842), (1203, 16422), (1449, 13634), (2142, 9223), (2346, 8421), (2406, 8211), (2737, 7218), (2807, 7038), (2898, 6817), (3519, 5614), (3609, 5474)]