18301377

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 26542080

約数和(自身を除く): 8240703

約数列:

[1, 3, 31, 47, 53, 79, 93, 141, 159, 237, 1457, 1643, 2449, 2491, 3713, 4187, 4371, 4929, 7347, 7473, 11139, 12561, 77221, 115103, 129797, 196789, 231663, 345309, 389391, 590367, 6100459, 18301377]

約数ペア:

[(1, 18301377), (3, 6100459), (31, 590367), (47, 389391), (53, 345309), (79, 231663), (93, 196789), (141, 129797), (159, 115103), (237, 77221), (1457, 12561), (1643, 11139), (2449, 7473), (2491, 7347), (3713, 4929), (4187, 4371)]