20383264

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{733}}^1$

素因数の和:833

約数の個数: 48

約数和(自身を含む): 44392320

約数和(自身を除く): 24009056

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 79, 88, 158, 176, 316, 352, 632, 733, 869, 1264, 1466, 1738, 2528, 2932, 3476, 5864, 6952, 8063, 11728, 13904, 16126, 23456, 27808, 32252, 57907, 64504, 115814, 129008, 231628, 258016, 463256, 636977, 926512, 1273954, 1853024, 2547908, 5095816, 10191632, 20383264]

約数ペア:

[(1, 20383264), (2, 10191632), (4, 5095816), (8, 2547908), (11, 1853024), (16, 1273954), (22, 926512), (32, 636977), (44, 463256), (79, 258016), (88, 231628), (158, 129008), (176, 115814), (316, 64504), (352, 57907), (632, 32252), (733, 27808), (869, 23456), (1264, 16126), (1466, 13904), (1738, 11728), (2528, 8063), (2932, 6952), (3476, 5864)]