19604004

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 55695360

約数和(自身を除く): 36091356

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 73, 84, 92, 138, 139, 146, 161, 219, 276, 278, 292, 322, 417, 438, 483, 511, 556, 644, 834, 876, 966, 973, 1022, 1533, 1668, 1679, 1932, 1946, 2044, 2919, 3066, 3197, 3358, 3892, 5037, 5838, 6132, 6394, 6716, 9591, 10074, 10147, 11676, 11753, 12788, 19182, 20148, 20294, 22379, 23506, 30441, 35259, 38364, 40588, 44758, 47012, 60882, 67137, 70518, 71029, 89516, 121764, 134274, 141036, 142058, 213087, 233381, 268548, 284116, 426174, 466762, 700143, 852348, 933524, 1400286, 1633667, 2800572, 3267334, 4901001, 6534668, 9802002, 19604004]

約数ペア:

[(1, 19604004), (2, 9802002), (3, 6534668), (4, 4901001), (6, 3267334), (7, 2800572), (12, 1633667), (14, 1400286), (21, 933524), (23, 852348), (28, 700143), (42, 466762), (46, 426174), (69, 284116), (73, 268548), (84, 233381), (92, 213087), (138, 142058), (139, 141036), (146, 134274), (161, 121764), (219, 89516), (276, 71029), (278, 70518), (292, 67137), (322, 60882), (417, 47012), (438, 44758), (483, 40588), (511, 38364), (556, 35259), (644, 30441), (834, 23506), (876, 22379), (966, 20294), (973, 20148), (1022, 19182), (1533, 12788), (1668, 11753), (1679, 11676), (1932, 10147), (1946, 10074), (2044, 9591), (2919, 6716), (3066, 6394), (3197, 6132), (3358, 5838), (3892, 5037)]