18490875

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{3793}}^1$

素因数の和:3824

約数の個数: 32

約数和(自身を含む): 33144384

約数和(自身を除く): 14653509

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 975, 1625, 3793, 4875, 11379, 18965, 49309, 56895, 94825, 147927, 246545, 284475, 474125, 739635, 1232725, 1422375, 3698175, 6163625, 18490875]

約数ペア:

[(1, 18490875), (3, 6163625), (5, 3698175), (13, 1422375), (15, 1232725), (25, 739635), (39, 474125), (65, 284475), (75, 246545), (125, 147927), (195, 94825), (325, 56895), (375, 49309), (975, 18965), (1625, 11379), (3793, 4875)]