19394620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:343

約数の個数: 96

約数和(自身を含む): 51166080

約数和(自身を除く): 31771460

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 29, 34, 35, 58, 68, 70, 85, 116, 119, 140, 145, 170, 203, 238, 281, 290, 340, 406, 476, 493, 562, 580, 595, 812, 986, 1015, 1124, 1190, 1405, 1967, 1972, 2030, 2380, 2465, 2810, 3451, 3934, 4060, 4777, 4930, 5620, 6902, 7868, 8149, 9554, 9835, 9860, 13804, 16298, 17255, 19108, 19670, 23885, 32596, 33439, 34510, 39340, 40745, 47770, 57043, 66878, 69020, 81490, 95540, 114086, 133756, 138533, 162980, 167195, 228172, 277066, 285215, 334390, 554132, 570430, 668780, 692665, 969731, 1140860, 1385330, 1939462, 2770660, 3878924, 4848655, 9697310, 19394620]

約数ペア:

[(1, 19394620), (2, 9697310), (4, 4848655), (5, 3878924), (7, 2770660), (10, 1939462), (14, 1385330), (17, 1140860), (20, 969731), (28, 692665), (29, 668780), (34, 570430), (35, 554132), (58, 334390), (68, 285215), (70, 277066), (85, 228172), (116, 167195), (119, 162980), (140, 138533), (145, 133756), (170, 114086), (203, 95540), (238, 81490), (281, 69020), (290, 66878), (340, 57043), (406, 47770), (476, 40745), (493, 39340), (562, 34510), (580, 33439), (595, 32596), (812, 23885), (986, 19670), (1015, 19108), (1124, 17255), (1190, 16298), (1405, 13804), (1967, 9860), (1972, 9835), (2030, 9554), (2380, 8149), (2465, 7868), (2810, 6902), (3451, 5620), (3934, 4930), (4060, 4777)]