201791194

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{21787}}^1$

素因数の和:22221

約数の個数: 16

約数和(自身を含む): 331003296

約数和(自身を除く): 129212102

約数列:

[1, 2, 11, 22, 421, 842, 4631, 9262, 21787, 43574, 239657, 479314, 9172327, 18344654, 100895597, 201791194]

約数ペア:

[(1, 201791194), (2, 100895597), (11, 18344654), (22, 9172327), (421, 479314), (842, 239657), (4631, 43574), (9262, 21787)]