19303625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:266

約数の個数: 32

約数和(自身を含む): 26732160

約数和(自身を除く): 7428535

約数列:

[1, 5, 11, 25, 55, 101, 125, 139, 275, 505, 695, 1111, 1375, 1529, 2525, 3475, 5555, 7645, 12625, 14039, 17375, 27775, 38225, 70195, 138875, 154429, 191125, 350975, 772145, 1754875, 3860725, 19303625]

約数ペア:

[(1, 19303625), (5, 3860725), (11, 1754875), (25, 772145), (55, 350975), (101, 191125), (125, 154429), (139, 138875), (275, 70195), (505, 38225), (695, 27775), (1111, 17375), (1375, 14039), (1529, 12625), (2525, 7645), (3475, 5555)]