20898492616

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{137490083}}^1$

素因数の和:137490108

約数の個数: 16

約数和(自身を含む): 41247025200

約数和(自身を除く): 20348532584

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 137490083, 274980166, 549960332, 1099920664, 2612311577, 5224623154, 10449246308, 20898492616]

約数ペア:

[(1, 20898492616), (2, 10449246308), (4, 5224623154), (8, 2612311577), (19, 1099920664), (38, 549960332), (76, 274980166), (152, 137490083)]