19006977296

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{957241}}^1$

素因数の和:957339

約数の個数: 40

約数和(自身を含む): 39526436664

約数和(自身を除く): 20519459368

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 73, 136, 146, 272, 292, 584, 1168, 1241, 2482, 4964, 9928, 19856, 957241, 1914482, 3828964, 7657928, 15315856, 16273097, 32546194, 65092388, 69878593, 130184776, 139757186, 260369552, 279514372, 559028744, 1118057488, 1187936081, 2375872162, 4751744324, 9503488648, 19006977296]

約数ペア:

[(1, 19006977296), (2, 9503488648), (4, 4751744324), (8, 2375872162), (16, 1187936081), (17, 1118057488), (34, 559028744), (68, 279514372), (73, 260369552), (136, 139757186), (146, 130184776), (272, 69878593), (292, 65092388), (584, 32546194), (1168, 16273097), (1241, 15315856), (2482, 7657928), (4964, 3828964), (9928, 1914482), (19856, 957241)]