20214584

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{194371}}^1$

素因数の和:194390

約数の個数: 16

約数和(自身を含む): 40818120

約数和(自身を除く): 20603536

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 194371, 388742, 777484, 1554968, 2526823, 5053646, 10107292, 20214584]

約数ペア:

[(1, 20214584), (2, 10107292), (4, 5053646), (8, 2526823), (13, 1554968), (26, 777484), (52, 388742), (104, 194371)]