18229750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{947}}^1$

素因数の和:982

約数の個数: 64

約数和(自身を含む): 42591744

約数和(自身を除く): 24361994

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 125, 154, 175, 250, 275, 350, 385, 550, 770, 875, 947, 1375, 1750, 1894, 1925, 2750, 3850, 4735, 6629, 9470, 9625, 10417, 13258, 19250, 20834, 23675, 33145, 47350, 52085, 66290, 72919, 104170, 118375, 145838, 165725, 236750, 260425, 331450, 364595, 520850, 729190, 828625, 1302125, 1657250, 1822975, 2604250, 3645950, 9114875, 18229750]

約数ペア:

[(1, 18229750), (2, 9114875), (5, 3645950), (7, 2604250), (10, 1822975), (11, 1657250), (14, 1302125), (22, 828625), (25, 729190), (35, 520850), (50, 364595), (55, 331450), (70, 260425), (77, 236750), (110, 165725), (125, 145838), (154, 118375), (175, 104170), (250, 72919), (275, 66290), (350, 52085), (385, 47350), (550, 33145), (770, 23675), (875, 20834), (947, 19250), (1375, 13258), (1750, 10417), (1894, 9625), (1925, 9470), (2750, 6629), (3850, 4735)]