18743816

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{25747}}^1$

素因数の和:25773

約数の個数: 32

約数和(自身を含む): 43256640

約数和(自身を除く): 24512824

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 25747, 51494, 102988, 180229, 205976, 334711, 360458, 669422, 720916, 1338844, 1441832, 2342977, 2677688, 4685954, 9371908, 18743816]

約数ペア:

[(1, 18743816), (2, 9371908), (4, 4685954), (7, 2677688), (8, 2342977), (13, 1441832), (14, 1338844), (26, 720916), (28, 669422), (52, 360458), (56, 334711), (91, 205976), (104, 180229), (182, 102988), (364, 51494), (728, 25747)]