19846925

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 30474240

約数和(自身を除く): 10627315

約数列:

[1, 5, 7, 19, 25, 35, 47, 95, 127, 133, 175, 235, 329, 475, 635, 665, 889, 893, 1175, 1645, 2413, 3175, 3325, 4445, 4465, 5969, 6251, 8225, 12065, 16891, 22225, 22325, 29845, 31255, 41783, 60325, 84455, 113411, 149225, 156275, 208915, 422275, 567055, 793877, 1044575, 2835275, 3969385, 19846925]

約数ペア:

[(1, 19846925), (5, 3969385), (7, 2835275), (19, 1044575), (25, 793877), (35, 567055), (47, 422275), (95, 208915), (127, 156275), (133, 149225), (175, 113411), (235, 84455), (329, 60325), (475, 41783), (635, 31255), (665, 29845), (889, 22325), (893, 22225), (1175, 16891), (1645, 12065), (2413, 8225), (3175, 6251), (3325, 5969), (4445, 4465)]