19955544

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:333

約数の個数: 96

約数和(自身を含む): 59097600

約数和(自身を除く): 39142056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 71, 84, 98, 142, 147, 168, 196, 213, 239, 284, 294, 392, 426, 478, 497, 568, 588, 717, 852, 956, 994, 1176, 1434, 1491, 1673, 1704, 1912, 1988, 2868, 2982, 3346, 3479, 3976, 5019, 5736, 5964, 6692, 6958, 10038, 10437, 11711, 11928, 13384, 13916, 16969, 20076, 20874, 23422, 27832, 33938, 35133, 40152, 41748, 46844, 50907, 67876, 70266, 83496, 93688, 101814, 118783, 135752, 140532, 203628, 237566, 281064, 356349, 407256, 475132, 712698, 831481, 950264, 1425396, 1662962, 2494443, 2850792, 3325924, 4988886, 6651848, 9977772, 19955544]

約数ペア:

[(1, 19955544), (2, 9977772), (3, 6651848), (4, 4988886), (6, 3325924), (7, 2850792), (8, 2494443), (12, 1662962), (14, 1425396), (21, 950264), (24, 831481), (28, 712698), (42, 475132), (49, 407256), (56, 356349), (71, 281064), (84, 237566), (98, 203628), (142, 140532), (147, 135752), (168, 118783), (196, 101814), (213, 93688), (239, 83496), (284, 70266), (294, 67876), (392, 50907), (426, 46844), (478, 41748), (497, 40152), (568, 35133), (588, 33938), (717, 27832), (852, 23422), (956, 20874), (994, 20076), (1176, 16969), (1434, 13916), (1491, 13384), (1673, 11928), (1704, 11711), (1912, 10437), (1988, 10038), (2868, 6958), (2982, 6692), (3346, 5964), (3479, 5736), (3976, 5019)]