19287408

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{419}}^1$

素因数の和:574

約数の個数: 80

約数和(自身を含む): 57496320

約数和(自身を除く): 38208912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 137, 168, 274, 336, 411, 419, 548, 822, 838, 959, 1096, 1257, 1644, 1676, 1918, 2192, 2514, 2877, 2933, 3288, 3352, 3836, 5028, 5754, 5866, 6576, 6704, 7672, 8799, 10056, 11508, 11732, 15344, 17598, 20112, 23016, 23464, 35196, 46032, 46928, 57403, 70392, 114806, 140784, 172209, 229612, 344418, 401821, 459224, 688836, 803642, 918448, 1205463, 1377672, 1607284, 2410926, 2755344, 3214568, 4821852, 6429136, 9643704, 19287408]

約数ペア:

[(1, 19287408), (2, 9643704), (3, 6429136), (4, 4821852), (6, 3214568), (7, 2755344), (8, 2410926), (12, 1607284), (14, 1377672), (16, 1205463), (21, 918448), (24, 803642), (28, 688836), (42, 459224), (48, 401821), (56, 344418), (84, 229612), (112, 172209), (137, 140784), (168, 114806), (274, 70392), (336, 57403), (411, 46928), (419, 46032), (548, 35196), (822, 23464), (838, 23016), (959, 20112), (1096, 17598), (1257, 15344), (1644, 11732), (1676, 11508), (1918, 10056), (2192, 8799), (2514, 7672), (2877, 6704), (2933, 6576), (3288, 5866), (3352, 5754), (3836, 5028)]