19503046

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:288

約数の個数: 32

約数和(自身を含む): 32192640

約数和(自身を除く): 12689594

約数列:

[1, 2, 17, 34, 53, 79, 106, 137, 158, 274, 901, 1343, 1802, 2329, 2686, 4187, 4658, 7261, 8374, 10823, 14522, 21646, 71179, 123437, 142358, 183991, 246874, 367982, 573619, 1147238, 9751523, 19503046]

約数ペア:

[(1, 19503046), (2, 9751523), (17, 1147238), (34, 573619), (53, 367982), (79, 246874), (106, 183991), (137, 142358), (158, 123437), (274, 71179), (901, 21646), (1343, 14522), (1802, 10823), (2329, 8374), (2686, 7261), (4187, 4658)]