19072520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20731}}^1$

素因数の和:20765

約数の個数: 32

約数和(自身を含む): 44781120

約数和(自身を除く): 25708600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 20731, 41462, 82924, 103655, 165848, 207310, 414620, 476813, 829240, 953626, 1907252, 2384065, 3814504, 4768130, 9536260, 19072520]

約数ペア:

[(1, 19072520), (2, 9536260), (4, 4768130), (5, 3814504), (8, 2384065), (10, 1907252), (20, 953626), (23, 829240), (40, 476813), (46, 414620), (92, 207310), (115, 165848), (184, 103655), (230, 82924), (460, 41462), (920, 20731)]