16688968

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 34425540

約数和(自身を除く): 17736572

約数列:

[1, 2, 4, 8, 17, 34, 41, 68, 73, 82, 136, 146, 164, 292, 328, 584, 697, 1241, 1394, 1681, 2482, 2788, 2993, 3362, 4964, 5576, 5986, 6724, 9928, 11972, 13448, 23944, 28577, 50881, 57154, 101762, 114308, 122713, 203524, 228616, 245426, 407048, 490852, 981704, 2086121, 4172242, 8344484, 16688968]

約数ペア:

[(1, 16688968), (2, 8344484), (4, 4172242), (8, 2086121), (17, 981704), (34, 490852), (41, 407048), (68, 245426), (73, 228616), (82, 203524), (136, 122713), (146, 114308), (164, 101762), (292, 57154), (328, 50881), (584, 28577), (697, 23944), (1241, 13448), (1394, 11972), (1681, 9928), (2482, 6724), (2788, 5986), (2993, 5576), (3362, 4964)]