19877676

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:303

約数の個数: 96

約数和(自身を含む): 57953280

約数和(自身を除く): 38075604

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 109, 156, 167, 182, 218, 273, 327, 334, 364, 436, 501, 546, 654, 668, 763, 1002, 1092, 1169, 1308, 1417, 1526, 2004, 2171, 2289, 2338, 2834, 3052, 3507, 4251, 4342, 4578, 4676, 5668, 6513, 7014, 8502, 8684, 9156, 9919, 13026, 14028, 15197, 17004, 18203, 19838, 26052, 29757, 30394, 36406, 39676, 45591, 54609, 59514, 60788, 72812, 91182, 109218, 119028, 127421, 182364, 218436, 236639, 254842, 382263, 473278, 509684, 709917, 764526, 946556, 1419834, 1529052, 1656473, 2839668, 3312946, 4969419, 6625892, 9938838, 19877676]

約数ペア:

[(1, 19877676), (2, 9938838), (3, 6625892), (4, 4969419), (6, 3312946), (7, 2839668), (12, 1656473), (13, 1529052), (14, 1419834), (21, 946556), (26, 764526), (28, 709917), (39, 509684), (42, 473278), (52, 382263), (78, 254842), (84, 236639), (91, 218436), (109, 182364), (156, 127421), (167, 119028), (182, 109218), (218, 91182), (273, 72812), (327, 60788), (334, 59514), (364, 54609), (436, 45591), (501, 39676), (546, 36406), (654, 30394), (668, 29757), (763, 26052), (1002, 19838), (1092, 18203), (1169, 17004), (1308, 15197), (1417, 14028), (1526, 13026), (2004, 9919), (2171, 9156), (2289, 8684), (2338, 8502), (2834, 7014), (3052, 6513), (3507, 5668), (4251, 4676), (4342, 4578)]