18678997804

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{229}}^1\times {\mathrm{304357}}^1$

素因数の和:304657

約数の個数: 24

約数和(自身を含む): 33321113840

約数和(自身を除く): 14642116036

約数列:

[1, 2, 4, 67, 134, 229, 268, 458, 916, 15343, 30686, 61372, 304357, 608714, 1217428, 20391919, 40783838, 69697753, 81567676, 139395506, 278791012, 4669749451, 9339498902, 18678997804]

約数ペア:

[(1, 18678997804), (2, 9339498902), (4, 4669749451), (67, 278791012), (134, 139395506), (229, 81567676), (268, 69697753), (458, 40783838), (916, 20391919), (15343, 1217428), (30686, 608714), (61372, 304357)]