209968237904

素因数分解:

$2^4\times {\mathrm{1669}}^1\times {\mathrm{7862801}}^1$

素因数の和:7864478

約数の個数: 20

約数和(自身を含む): 407057259540

約数和(自身を除く): 197089021636

約数列:

[1, 2, 4, 8, 16, 1669, 3338, 6676, 13352, 26704, 7862801, 15725602, 31451204, 62902408, 125804816, 13123014869, 26246029738, 52492059476, 104984118952, 209968237904]

約数ペア:

[(1, 209968237904), (2, 104984118952), (4, 52492059476), (8, 26246029738), (16, 13123014869), (1669, 125804816), (3338, 62902408), (6676, 31451204), (13352, 15725602), (26704, 7862801)]