20788152

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1607}}^1$

素因数の和:1641

約数の個数: 96

約数和(自身を含む): 65992320

約数和(自身を除く): 45204168

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 49, 56, 66, 77, 84, 88, 98, 132, 147, 154, 168, 196, 231, 264, 294, 308, 392, 462, 539, 588, 616, 924, 1078, 1176, 1607, 1617, 1848, 2156, 3214, 3234, 4312, 4821, 6428, 6468, 9642, 11249, 12856, 12936, 17677, 19284, 22498, 33747, 35354, 38568, 44996, 53031, 67494, 70708, 78743, 89992, 106062, 123739, 134988, 141416, 157486, 212124, 236229, 247478, 269976, 314972, 371217, 424248, 472458, 494956, 629944, 742434, 866173, 944916, 989912, 1484868, 1732346, 1889832, 2598519, 2969736, 3464692, 5197038, 6929384, 10394076, 20788152]

約数ペア:

[(1, 20788152), (2, 10394076), (3, 6929384), (4, 5197038), (6, 3464692), (7, 2969736), (8, 2598519), (11, 1889832), (12, 1732346), (14, 1484868), (21, 989912), (22, 944916), (24, 866173), (28, 742434), (33, 629944), (42, 494956), (44, 472458), (49, 424248), (56, 371217), (66, 314972), (77, 269976), (84, 247478), (88, 236229), (98, 212124), (132, 157486), (147, 141416), (154, 134988), (168, 123739), (196, 106062), (231, 89992), (264, 78743), (294, 70708), (308, 67494), (392, 53031), (462, 44996), (539, 38568), (588, 35354), (616, 33747), (924, 22498), (1078, 19284), (1176, 17677), (1607, 12936), (1617, 12856), (1848, 11249), (2156, 9642), (3214, 6468), (3234, 6428), (4312, 4821)]