20372586

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2441}}^1$

素因数の和:2566

約数の個数: 32

約数和(自身を含む): 44307648

約数和(自身を除く): 23935062

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 107, 214, 321, 642, 1391, 2441, 2782, 4173, 4882, 7323, 8346, 14646, 31733, 63466, 95199, 190398, 261187, 522374, 783561, 1567122, 3395431, 6790862, 10186293, 20372586]

約数ペア:

[(1, 20372586), (2, 10186293), (3, 6790862), (6, 3395431), (13, 1567122), (26, 783561), (39, 522374), (78, 261187), (107, 190398), (214, 95199), (321, 63466), (642, 31733), (1391, 14646), (2441, 8346), (2782, 7323), (4173, 4882)]