19115964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2447}}^1$

素因数の和:2495

約数の個数: 72

約数和(自身を含む): 57028608

約数和(自身を除く): 37912644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2447, 2604, 3906, 4894, 7341, 7812, 9788, 14682, 17129, 22023, 29364, 34258, 44046, 51387, 68516, 75857, 88092, 102774, 151714, 154161, 205548, 227571, 303428, 308322, 455142, 530999, 616644, 682713, 910284, 1061998, 1365426, 1592997, 2123996, 2730852, 3185994, 4778991, 6371988, 9557982, 19115964]

約数ペア:

[(1, 19115964), (2, 9557982), (3, 6371988), (4, 4778991), (6, 3185994), (7, 2730852), (9, 2123996), (12, 1592997), (14, 1365426), (18, 1061998), (21, 910284), (28, 682713), (31, 616644), (36, 530999), (42, 455142), (62, 308322), (63, 303428), (84, 227571), (93, 205548), (124, 154161), (126, 151714), (186, 102774), (217, 88092), (252, 75857), (279, 68516), (372, 51387), (434, 44046), (558, 34258), (651, 29364), (868, 22023), (1116, 17129), (1302, 14682), (1953, 9788), (2447, 7812), (2604, 7341), (3906, 4894)]