20442170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12697}}^1$

素因数の和:12734

約数の個数: 32

約数和(自身を含む): 43884288

約数和(自身を除く): 23442118

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 12697, 25394, 63485, 88879, 126970, 177758, 292031, 444395, 584062, 888790, 1460155, 2044217, 2920310, 4088434, 10221085, 20442170]

約数ペア:

[(1, 20442170), (2, 10221085), (5, 4088434), (7, 2920310), (10, 2044217), (14, 1460155), (23, 888790), (35, 584062), (46, 444395), (70, 292031), (115, 177758), (161, 126970), (230, 88879), (322, 63485), (805, 25394), (1610, 12697)]