20042528

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{587}}^1$

素因数の和:705

約数の個数: 48

約数和(自身を含む): 43563744

約数和(自身を除く): 23521216

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 97, 176, 194, 352, 388, 587, 776, 1067, 1174, 1552, 2134, 2348, 3104, 4268, 4696, 6457, 8536, 9392, 12914, 17072, 18784, 25828, 34144, 51656, 56939, 103312, 113878, 206624, 227756, 455512, 626329, 911024, 1252658, 1822048, 2505316, 5010632, 10021264, 20042528]

約数ペア:

[(1, 20042528), (2, 10021264), (4, 5010632), (8, 2505316), (11, 1822048), (16, 1252658), (22, 911024), (32, 626329), (44, 455512), (88, 227756), (97, 206624), (176, 113878), (194, 103312), (352, 56939), (388, 51656), (587, 34144), (776, 25828), (1067, 18784), (1174, 17072), (1552, 12914), (2134, 9392), (2348, 8536), (3104, 6457), (4268, 4696)]