20165205590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{839}}^1\times {\mathrm{126499}}^1$

素因数の和:127364

約数の個数: 32

約数和(自身を含む): 38253600000

約数和(自身を除く): 18088394410

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 839, 1678, 4195, 8390, 15941, 31882, 79705, 126499, 159410, 252998, 632495, 1264990, 2403481, 4806962, 12017405, 24034810, 106132661, 212265322, 530663305, 1061326610, 2016520559, 4033041118, 10082602795, 20165205590]

約数ペア:

[(1, 20165205590), (2, 10082602795), (5, 4033041118), (10, 2016520559), (19, 1061326610), (38, 530663305), (95, 212265322), (190, 106132661), (839, 24034810), (1678, 12017405), (4195, 4806962), (8390, 2403481), (15941, 1264990), (31882, 632495), (79705, 252998), (126499, 159410)]