18469375

素因数分解:

$5^4\times {\mathrm{29}}^1\times {\mathrm{1019}}^1$

素因数の和:1068

約数の個数: 20

約数和(自身を含む): 23898600

約数和(自身を除く): 5429225

約数列:

[1, 5, 25, 29, 125, 145, 625, 725, 1019, 3625, 5095, 18125, 25475, 29551, 127375, 147755, 636875, 738775, 3693875, 18469375]

約数ペア:

[(1, 18469375), (5, 3693875), (25, 738775), (29, 636875), (125, 147755), (145, 127375), (625, 29551), (725, 25475), (1019, 18125), (3625, 5095)]