20423744

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{433}}^1$

素因数の和:523

約数の個数: 56

約数和(自身を含む): 44976288

約数和(自身を除く): 24552544

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 67, 88, 134, 176, 268, 352, 433, 536, 704, 737, 866, 1072, 1474, 1732, 2144, 2948, 3464, 4288, 4763, 5896, 6928, 9526, 11792, 13856, 19052, 23584, 27712, 29011, 38104, 47168, 58022, 76208, 116044, 152416, 232088, 304832, 319121, 464176, 638242, 928352, 1276484, 1856704, 2552968, 5105936, 10211872, 20423744]

約数ペア:

[(1, 20423744), (2, 10211872), (4, 5105936), (8, 2552968), (11, 1856704), (16, 1276484), (22, 928352), (32, 638242), (44, 464176), (64, 319121), (67, 304832), (88, 232088), (134, 152416), (176, 116044), (268, 76208), (352, 58022), (433, 47168), (536, 38104), (704, 29011), (737, 27712), (866, 23584), (1072, 19052), (1474, 13856), (1732, 11792), (2144, 9526), (2948, 6928), (3464, 5896), (4288, 4763)]