18313760451

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{265313}}^1$

素因数の和:265515

約数の個数: 32

約数和(自身を含む): 29545367040

約数和(自身を除く): 11231606589

約数列:

[1, 3, 7, 19, 21, 57, 133, 173, 399, 519, 1211, 3287, 3633, 9861, 23009, 69027, 265313, 795939, 1857191, 5040947, 5571573, 15122841, 35286629, 45899149, 105859887, 137697447, 321294043, 872083831, 963882129, 2616251493, 6104586817, 18313760451]

約数ペア:

[(1, 18313760451), (3, 6104586817), (7, 2616251493), (19, 963882129), (21, 872083831), (57, 321294043), (133, 137697447), (173, 105859887), (399, 45899149), (519, 35286629), (1211, 15122841), (3287, 5571573), (3633, 5040947), (9861, 1857191), (23009, 795939), (69027, 265313)]