18874674

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 54190080

約数和(自身を除く): 35315406

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 23, 26, 27, 39, 42, 46, 54, 63, 69, 78, 91, 117, 126, 138, 161, 167, 182, 189, 207, 234, 273, 299, 322, 334, 351, 378, 414, 483, 501, 546, 598, 621, 702, 819, 897, 966, 1002, 1169, 1242, 1449, 1503, 1638, 1794, 2093, 2171, 2338, 2457, 2691, 2898, 3006, 3507, 3841, 4186, 4342, 4347, 4509, 4914, 5382, 6279, 6513, 7014, 7682, 8073, 8694, 9018, 10521, 11523, 12558, 13026, 15197, 16146, 18837, 19539, 21042, 23046, 26887, 30394, 31563, 34569, 37674, 39078, 45591, 49933, 53774, 56511, 58617, 63126, 69138, 80661, 91182, 99866, 103707, 113022, 117234, 136773, 149799, 161322, 207414, 241983, 273546, 299598, 349531, 410319, 449397, 483966, 699062, 725949, 820638, 898794, 1048593, 1348191, 1451898, 2097186, 2696382, 3145779, 6291558, 9437337, 18874674]

約数ペア:

[(1, 18874674), (2, 9437337), (3, 6291558), (6, 3145779), (7, 2696382), (9, 2097186), (13, 1451898), (14, 1348191), (18, 1048593), (21, 898794), (23, 820638), (26, 725949), (27, 699062), (39, 483966), (42, 449397), (46, 410319), (54, 349531), (63, 299598), (69, 273546), (78, 241983), (91, 207414), (117, 161322), (126, 149799), (138, 136773), (161, 117234), (167, 113022), (182, 103707), (189, 99866), (207, 91182), (234, 80661), (273, 69138), (299, 63126), (322, 58617), (334, 56511), (351, 53774), (378, 49933), (414, 45591), (483, 39078), (501, 37674), (546, 34569), (598, 31563), (621, 30394), (702, 26887), (819, 23046), (897, 21042), (966, 19539), (1002, 18837), (1169, 16146), (1242, 15197), (1449, 13026), (1503, 12558), (1638, 11523), (1794, 10521), (2093, 9018), (2171, 8694), (2338, 8073), (2457, 7682), (2691, 7014), (2898, 6513), (3006, 6279), (3507, 5382), (3841, 4914), (4186, 4509), (4342, 4347)]