19408788

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{25673}}^1$

素因数の和:25693

約数の個数: 48

約数和(自身を含む): 57509760

約数和(自身を除く): 38100972

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 25673, 51346, 77019, 102692, 154038, 179711, 231057, 308076, 359422, 462114, 539133, 693171, 718844, 924228, 1078266, 1386342, 1617399, 2156532, 2772684, 3234798, 4852197, 6469596, 9704394, 19408788]

約数ペア:

[(1, 19408788), (2, 9704394), (3, 6469596), (4, 4852197), (6, 3234798), (7, 2772684), (9, 2156532), (12, 1617399), (14, 1386342), (18, 1078266), (21, 924228), (27, 718844), (28, 693171), (36, 539133), (42, 462114), (54, 359422), (63, 308076), (84, 231057), (108, 179711), (126, 154038), (189, 102692), (252, 77019), (378, 51346), (756, 25673)]