20949696

素因数分解:

$2^6\times 3^2\times {\mathrm{37}}^1\times {\mathrm{983}}^1$

素因数の和:1038

約数の個数: 84

約数和(自身を含む): 61734192

約数和(自身を除く): 40784496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 64, 72, 74, 96, 111, 144, 148, 192, 222, 288, 296, 333, 444, 576, 592, 666, 888, 983, 1184, 1332, 1776, 1966, 2368, 2664, 2949, 3552, 3932, 5328, 5898, 7104, 7864, 8847, 10656, 11796, 15728, 17694, 21312, 23592, 31456, 35388, 36371, 47184, 62912, 70776, 72742, 94368, 109113, 141552, 145484, 188736, 218226, 283104, 290968, 327339, 436452, 566208, 581936, 654678, 872904, 1163872, 1309356, 1745808, 2327744, 2618712, 3491616, 5237424, 6983232, 10474848, 20949696]

約数ペア:

[(1, 20949696), (2, 10474848), (3, 6983232), (4, 5237424), (6, 3491616), (8, 2618712), (9, 2327744), (12, 1745808), (16, 1309356), (18, 1163872), (24, 872904), (32, 654678), (36, 581936), (37, 566208), (48, 436452), (64, 327339), (72, 290968), (74, 283104), (96, 218226), (111, 188736), (144, 145484), (148, 141552), (192, 109113), (222, 94368), (288, 72742), (296, 70776), (333, 62912), (444, 47184), (576, 36371), (592, 35388), (666, 31456), (888, 23592), (983, 21312), (1184, 17694), (1332, 15728), (1776, 11796), (1966, 10656), (2368, 8847), (2664, 7864), (2949, 7104), (3552, 5898), (3932, 5328)]