22497772

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 47190528

約数和(自身を除く): 24692756

約数列:

[1, 2, 4, 11, 22, 23, 43, 44, 46, 47, 86, 92, 94, 121, 172, 188, 242, 253, 473, 484, 506, 517, 946, 989, 1012, 1034, 1081, 1892, 1978, 2021, 2068, 2162, 2783, 3956, 4042, 4324, 5203, 5566, 5687, 8084, 10406, 10879, 11132, 11374, 11891, 20812, 21758, 22231, 22748, 23782, 43516, 44462, 46483, 47564, 88924, 92966, 119669, 130801, 185932, 239338, 244541, 261602, 478676, 489082, 511313, 523204, 978164, 1022626, 2045252, 5624443, 11248886, 22497772]

約数ペア:

[(1, 22497772), (2, 11248886), (4, 5624443), (11, 2045252), (22, 1022626), (23, 978164), (43, 523204), (44, 511313), (46, 489082), (47, 478676), (86, 261602), (92, 244541), (94, 239338), (121, 185932), (172, 130801), (188, 119669), (242, 92966), (253, 88924), (473, 47564), (484, 46483), (506, 44462), (517, 43516), (946, 23782), (989, 22748), (1012, 22231), (1034, 21758), (1081, 20812), (1892, 11891), (1978, 11374), (2021, 11132), (2068, 10879), (2162, 10406), (2783, 8084), (3956, 5687), (4042, 5566), (4324, 5203)]