20174706979

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1321}}^1\times {\mathrm{3271}}^1$

素因数の和:4651

約数の個数: 32

約数和(自身を含む): 24915363840

約数和(自身を除く): 4740656861

約数列:

[1, 7, 23, 29, 161, 203, 667, 1321, 3271, 4669, 9247, 22897, 30383, 38309, 75233, 94859, 212681, 268163, 526631, 664013, 881107, 2181757, 4320991, 6167749, 15272299, 30246937, 99382793, 125308739, 695679551, 877161173, 2882100997, 20174706979]

約数ペア:

[(1, 20174706979), (7, 2882100997), (23, 877161173), (29, 695679551), (161, 125308739), (203, 99382793), (667, 30246937), (1321, 15272299), (3271, 6167749), (4669, 4320991), (9247, 2181757), (22897, 881107), (30383, 664013), (38309, 526631), (75233, 268163), (94859, 212681)]