18358452

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{277}}^1$

素因数の和:557

約数の個数: 72

約数和(自身を含む): 53429376

約数和(自身を除く): 35070924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 263, 277, 526, 554, 789, 831, 1052, 1108, 1578, 1662, 1841, 1939, 2367, 2493, 3156, 3324, 3682, 3878, 4734, 4986, 5523, 5817, 7364, 7756, 9468, 9972, 11046, 11634, 16569, 17451, 22092, 23268, 33138, 34902, 66276, 69804, 72851, 145702, 218553, 291404, 437106, 509957, 655659, 874212, 1019914, 1311318, 1529871, 2039828, 2622636, 3059742, 4589613, 6119484, 9179226, 18358452]

約数ペア:

[(1, 18358452), (2, 9179226), (3, 6119484), (4, 4589613), (6, 3059742), (7, 2622636), (9, 2039828), (12, 1529871), (14, 1311318), (18, 1019914), (21, 874212), (28, 655659), (36, 509957), (42, 437106), (63, 291404), (84, 218553), (126, 145702), (252, 72851), (263, 69804), (277, 66276), (526, 34902), (554, 33138), (789, 23268), (831, 22092), (1052, 17451), (1108, 16569), (1578, 11634), (1662, 11046), (1841, 9972), (1939, 9468), (2367, 7756), (2493, 7364), (3156, 5817), (3324, 5523), (3682, 4986), (3878, 4734)]