19638936698540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8537}}^1\times {\mathrm{5000977}}^1$

素因数の和:5009546

約数の個数: 48

約数和(自身を含む): 43039936965312

約数和(自身を除く): 23401000266772

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 8537, 17074, 34148, 42685, 85370, 170740, 196351, 392702, 785404, 981755, 1963510, 3927020, 5000977, 10001954, 20003908, 25004885, 50009770, 100019540, 115022471, 230044942, 460089884, 575112355, 1150224710, 2300449420, 42693340649, 85386681298, 170773362596, 213466703245, 426933406490, 853866812980, 981946834927, 1963893669854, 3927787339708, 4909734174635, 9819468349270, 19638936698540]

約数ペア:

[(1, 19638936698540), (2, 9819468349270), (4, 4909734174635), (5, 3927787339708), (10, 1963893669854), (20, 981946834927), (23, 853866812980), (46, 426933406490), (92, 213466703245), (115, 170773362596), (230, 85386681298), (460, 42693340649), (8537, 2300449420), (17074, 1150224710), (34148, 575112355), (42685, 460089884), (85370, 230044942), (170740, 115022471), (196351, 100019540), (392702, 50009770), (785404, 25004885), (981755, 20003908), (1963510, 10001954), (3927020, 5000977)]