19767524

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{509}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 42268800

約数和(自身を除く): 22501276

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 73, 76, 133, 146, 266, 292, 509, 511, 532, 1018, 1022, 1387, 2036, 2044, 2774, 3563, 5548, 7126, 9671, 9709, 14252, 19342, 19418, 37157, 38684, 38836, 67697, 74314, 135394, 148628, 260099, 270788, 520198, 705983, 1040396, 1411966, 2823932, 4941881, 9883762, 19767524]

約数ペア:

[(1, 19767524), (2, 9883762), (4, 4941881), (7, 2823932), (14, 1411966), (19, 1040396), (28, 705983), (38, 520198), (73, 270788), (76, 260099), (133, 148628), (146, 135394), (266, 74314), (292, 67697), (509, 38836), (511, 38684), (532, 37157), (1018, 19418), (1022, 19342), (1387, 14252), (2036, 9709), (2044, 9671), (2774, 7126), (3563, 5548)]