20023744

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{587}}^1$

素因数の和:653

約数の個数: 56

約数和(自身を含む): 43909488

約数和(自身を除く): 23885744

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 164, 208, 328, 416, 533, 587, 656, 832, 1066, 1174, 1312, 2132, 2348, 2624, 4264, 4696, 7631, 8528, 9392, 15262, 17056, 18784, 24067, 30524, 34112, 37568, 48134, 61048, 96268, 122096, 192536, 244192, 312871, 385072, 488384, 625742, 770144, 1251484, 1540288, 2502968, 5005936, 10011872, 20023744]

約数ペア:

[(1, 20023744), (2, 10011872), (4, 5005936), (8, 2502968), (13, 1540288), (16, 1251484), (26, 770144), (32, 625742), (41, 488384), (52, 385072), (64, 312871), (82, 244192), (104, 192536), (164, 122096), (208, 96268), (328, 61048), (416, 48134), (533, 37568), (587, 34112), (656, 30524), (832, 24067), (1066, 18784), (1174, 17056), (1312, 15262), (2132, 9392), (2348, 8528), (2624, 7631), (4264, 4696)]