20531203

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{11593}}^1$

素因数の和:11634

約数の個数: 16

約数和(自身を含む): 26712576

約数和(自身を除く): 6181373

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 11593, 81151, 127523, 266639, 892661, 1866473, 2933029, 20531203]

約数ペア:

[(1, 20531203), (7, 2933029), (11, 1866473), (23, 892661), (77, 266639), (161, 127523), (253, 81151), (1771, 11593)]