20097019990

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1\times {\mathrm{95233}}^1$

素因数の和:95736

約数の個数: 32

約数和(自身を含む): 37026979200

約数和(自身を除く): 16929959210

約数列:

[1, 2, 5, 10, 47, 94, 235, 449, 470, 898, 2245, 4490, 21103, 42206, 95233, 105515, 190466, 211030, 476165, 952330, 4475951, 8951902, 22379755, 42759617, 44759510, 85519234, 213798085, 427596170, 2009701999, 4019403998, 10048509995, 20097019990]

約数ペア:

[(1, 20097019990), (2, 10048509995), (5, 4019403998), (10, 2009701999), (47, 427596170), (94, 213798085), (235, 85519234), (449, 44759510), (470, 42759617), (898, 22379755), (2245, 8951902), (4490, 4475951), (21103, 952330), (42206, 476165), (95233, 211030), (105515, 190466)]