18496646

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:189

約数の個数: 64

約数和(自身を含む): 36495360

約数和(自身を除く): 17998714

約数列:

[1, 2, 7, 14, 17, 23, 31, 34, 46, 62, 109, 119, 161, 217, 218, 238, 322, 391, 434, 527, 713, 763, 782, 1054, 1426, 1526, 1853, 2507, 2737, 3379, 3689, 3706, 4991, 5014, 5474, 6758, 7378, 9982, 12121, 12971, 17549, 23653, 24242, 25942, 35098, 42619, 47306, 57443, 77717, 84847, 85238, 114886, 155434, 169694, 298333, 402101, 544019, 596666, 804202, 1088038, 1321189, 2642378, 9248323, 18496646]

約数ペア:

[(1, 18496646), (2, 9248323), (7, 2642378), (14, 1321189), (17, 1088038), (23, 804202), (31, 596666), (34, 544019), (46, 402101), (62, 298333), (109, 169694), (119, 155434), (161, 114886), (217, 85238), (218, 84847), (238, 77717), (322, 57443), (391, 47306), (434, 42619), (527, 35098), (713, 25942), (763, 24242), (782, 23653), (1054, 17549), (1426, 12971), (1526, 12121), (1853, 9982), (2507, 7378), (2737, 6758), (3379, 5474), (3689, 5014), (3706, 4991)]