18956148778

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{463}}^1\times {\mathrm{23027}}^1$

素因数の和:23626

約数の個数: 32

約数和(自身を含む): 32824295424

約数和(自身を除く): 13868146646

約数列:

[1, 2, 7, 14, 127, 254, 463, 889, 926, 1778, 3241, 6482, 23027, 46054, 58801, 117602, 161189, 322378, 411607, 823214, 2924429, 5848858, 10661501, 20471003, 21323002, 40942006, 74630507, 149261014, 1354010627, 2708021254, 9478074389, 18956148778]

約数ペア:

[(1, 18956148778), (2, 9478074389), (7, 2708021254), (14, 1354010627), (127, 149261014), (254, 74630507), (463, 40942006), (889, 21323002), (926, 20471003), (1778, 10661501), (3241, 5848858), (6482, 2924429), (23027, 823214), (46054, 411607), (58801, 322378), (117602, 161189)]