19255626

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:172

約数の個数: 96

約数和(自身を含む): 48746880

約数和(自身を除く): 29491254

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 61, 71, 78, 114, 117, 122, 142, 171, 183, 213, 234, 247, 342, 366, 426, 494, 549, 639, 741, 793, 923, 1098, 1159, 1278, 1349, 1482, 1586, 1846, 2223, 2318, 2379, 2698, 2769, 3477, 4047, 4331, 4446, 4758, 5538, 6954, 7137, 8094, 8307, 8662, 10431, 12141, 12993, 14274, 15067, 16614, 17537, 20862, 24282, 25986, 30134, 35074, 38979, 45201, 52611, 56303, 77958, 82289, 90402, 105222, 112606, 135603, 157833, 164578, 168909, 246867, 271206, 315666, 337818, 493734, 506727, 740601, 1013454, 1069757, 1481202, 2139514, 3209271, 6418542, 9627813, 19255626]

約数ペア:

[(1, 19255626), (2, 9627813), (3, 6418542), (6, 3209271), (9, 2139514), (13, 1481202), (18, 1069757), (19, 1013454), (26, 740601), (38, 506727), (39, 493734), (57, 337818), (61, 315666), (71, 271206), (78, 246867), (114, 168909), (117, 164578), (122, 157833), (142, 135603), (171, 112606), (183, 105222), (213, 90402), (234, 82289), (247, 77958), (342, 56303), (366, 52611), (426, 45201), (494, 38979), (549, 35074), (639, 30134), (741, 25986), (793, 24282), (923, 20862), (1098, 17537), (1159, 16614), (1278, 15067), (1349, 14274), (1482, 12993), (1586, 12141), (1846, 10431), (2223, 8662), (2318, 8307), (2379, 8094), (2698, 7137), (2769, 6954), (3477, 5538), (4047, 4758), (4331, 4446)]