20148542992

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{430819}}^1$

素因数の和:430943

約数の個数: 40

約数和(自身を含む): 40600476800

約数和(自身を除く): 20451933808

約数列:

[1, 2, 4, 8, 16, 37, 74, 79, 148, 158, 296, 316, 592, 632, 1264, 2923, 5846, 11692, 23384, 46768, 430819, 861638, 1723276, 3446552, 6893104, 15940303, 31880606, 34034701, 63761212, 68069402, 127522424, 136138804, 255044848, 272277608, 544555216, 1259283937, 2518567874, 5037135748, 10074271496, 20148542992]

約数ペア:

[(1, 20148542992), (2, 10074271496), (4, 5037135748), (8, 2518567874), (16, 1259283937), (37, 544555216), (74, 272277608), (79, 255044848), (148, 136138804), (158, 127522424), (296, 68069402), (316, 63761212), (592, 34034701), (632, 31880606), (1264, 15940303), (2923, 6893104), (5846, 3446552), (11692, 1723276), (23384, 861638), (46768, 430819)]