18868878

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1$

素因数の和:438

約数の個数: 96

約数和(自身を含む): 51757056

約数和(自身を除く): 32888178

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, 383, 391, 414, 483, 714, 766, 782, 966, 1071, 1149, 1173, 1449, 2142, 2298, 2346, 2681, 2737, 2898, 3447, 3519, 5362, 5474, 6511, 6894, 7038, 8043, 8211, 8809, 13022, 16086, 16422, 17618, 19533, 24129, 24633, 26427, 39066, 45577, 48258, 49266, 52854, 58599, 61663, 79281, 91154, 117198, 123326, 136731, 149753, 158562, 184989, 273462, 299506, 369978, 410193, 449259, 554967, 820386, 898518, 1048271, 1109934, 1347777, 2096542, 2695554, 3144813, 6289626, 9434439, 18868878]

約数ペア:

[(1, 18868878), (2, 9434439), (3, 6289626), (6, 3144813), (7, 2695554), (9, 2096542), (14, 1347777), (17, 1109934), (18, 1048271), (21, 898518), (23, 820386), (34, 554967), (42, 449259), (46, 410193), (51, 369978), (63, 299506), (69, 273462), (102, 184989), (119, 158562), (126, 149753), (138, 136731), (153, 123326), (161, 117198), (207, 91154), (238, 79281), (306, 61663), (322, 58599), (357, 52854), (383, 49266), (391, 48258), (414, 45577), (483, 39066), (714, 26427), (766, 24633), (782, 24129), (966, 19533), (1071, 17618), (1149, 16422), (1173, 16086), (1449, 13022), (2142, 8809), (2298, 8211), (2346, 8043), (2681, 7038), (2737, 6894), (2898, 6511), (3447, 5474), (3519, 5362)]