20529168

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{659}}^1$

素因数の和:740

約数の個数: 80

約数和(自身を含む): 58924800

約数和(自身を除く): 38395632

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 59, 66, 88, 118, 132, 176, 177, 236, 264, 354, 472, 528, 649, 659, 708, 944, 1298, 1318, 1416, 1947, 1977, 2596, 2636, 2832, 3894, 3954, 5192, 5272, 7249, 7788, 7908, 10384, 10544, 14498, 15576, 15816, 21747, 28996, 31152, 31632, 38881, 43494, 57992, 77762, 86988, 115984, 116643, 155524, 173976, 233286, 311048, 347952, 427691, 466572, 622096, 855382, 933144, 1283073, 1710764, 1866288, 2566146, 3421528, 5132292, 6843056, 10264584, 20529168]

約数ペア:

[(1, 20529168), (2, 10264584), (3, 6843056), (4, 5132292), (6, 3421528), (8, 2566146), (11, 1866288), (12, 1710764), (16, 1283073), (22, 933144), (24, 855382), (33, 622096), (44, 466572), (48, 427691), (59, 347952), (66, 311048), (88, 233286), (118, 173976), (132, 155524), (176, 116643), (177, 115984), (236, 86988), (264, 77762), (354, 57992), (472, 43494), (528, 38881), (649, 31632), (659, 31152), (708, 28996), (944, 21747), (1298, 15816), (1318, 15576), (1416, 14498), (1947, 10544), (1977, 10384), (2596, 7908), (2636, 7788), (2832, 7249), (3894, 5272), (3954, 5192)]