18178344

素因数分解:

$2^3\times 3^7\times {\mathrm{1039}}^1$

素因数の和:1066

約数の個数: 64

約数和(自身を含む): 51168000

約数和(自身を除く): 32989656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 729, 972, 1039, 1458, 1944, 2078, 2187, 2916, 3117, 4156, 4374, 5832, 6234, 8312, 8748, 9351, 12468, 17496, 18702, 24936, 28053, 37404, 56106, 74808, 84159, 112212, 168318, 224424, 252477, 336636, 504954, 673272, 757431, 1009908, 1514862, 2019816, 2272293, 3029724, 4544586, 6059448, 9089172, 18178344]

約数ペア:

[(1, 18178344), (2, 9089172), (3, 6059448), (4, 4544586), (6, 3029724), (8, 2272293), (9, 2019816), (12, 1514862), (18, 1009908), (24, 757431), (27, 673272), (36, 504954), (54, 336636), (72, 252477), (81, 224424), (108, 168318), (162, 112212), (216, 84159), (243, 74808), (324, 56106), (486, 37404), (648, 28053), (729, 24936), (972, 18702), (1039, 17496), (1458, 12468), (1944, 9351), (2078, 8748), (2187, 8312), (2916, 6234), (3117, 5832), (4156, 4374)]