18673746

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1487}}^1$

素因数の和:1535

約数の個数: 64

約数和(自身を含む): 47996928

約数和(自身を除く): 29323182

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 23, 26, 39, 42, 46, 69, 78, 91, 138, 161, 182, 273, 299, 322, 483, 546, 598, 897, 966, 1487, 1794, 2093, 2974, 4186, 4461, 6279, 8922, 10409, 12558, 19331, 20818, 31227, 34201, 38662, 57993, 62454, 68402, 102603, 115986, 135317, 205206, 239407, 270634, 405951, 444613, 478814, 718221, 811902, 889226, 1333839, 1436442, 2667678, 3112291, 6224582, 9336873, 18673746]

約数ペア:

[(1, 18673746), (2, 9336873), (3, 6224582), (6, 3112291), (7, 2667678), (13, 1436442), (14, 1333839), (21, 889226), (23, 811902), (26, 718221), (39, 478814), (42, 444613), (46, 405951), (69, 270634), (78, 239407), (91, 205206), (138, 135317), (161, 115986), (182, 102603), (273, 68402), (299, 62454), (322, 57993), (483, 38662), (546, 34201), (598, 31227), (897, 20818), (966, 19331), (1487, 12558), (1794, 10409), (2093, 8922), (2974, 6279), (4186, 4461)]