20235301424

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1231457}}^1$

素因数の和:1231557

約数の個数: 40

約数和(自身を含む): 42756221760

約数和(自身を除く): 22520920336

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 158, 208, 316, 632, 1027, 1264, 2054, 4108, 8216, 16432, 1231457, 2462914, 4925828, 9851656, 16008941, 19703312, 32017882, 64035764, 97285103, 128071528, 194570206, 256143056, 389140412, 778280824, 1264706339, 1556561648, 2529412678, 5058825356, 10117650712, 20235301424]

約数ペア:

[(1, 20235301424), (2, 10117650712), (4, 5058825356), (8, 2529412678), (13, 1556561648), (16, 1264706339), (26, 778280824), (52, 389140412), (79, 256143056), (104, 194570206), (158, 128071528), (208, 97285103), (316, 64035764), (632, 32017882), (1027, 19703312), (1264, 16008941), (2054, 9851656), (4108, 4925828), (8216, 2462914), (16432, 1231457)]