18521900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{8053}}^1$

素因数の和:8090

約数の個数: 36

約数和(自身を含む): 41945232

約数和(自身を除く): 23423332

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 460, 575, 1150, 2300, 8053, 16106, 32212, 40265, 80530, 161060, 185219, 201325, 370438, 402650, 740876, 805300, 926095, 1852190, 3704380, 4630475, 9260950, 18521900]

約数ペア:

[(1, 18521900), (2, 9260950), (4, 4630475), (5, 3704380), (10, 1852190), (20, 926095), (23, 805300), (25, 740876), (46, 402650), (50, 370438), (92, 201325), (100, 185219), (115, 161060), (230, 80530), (460, 40265), (575, 32212), (1150, 16106), (2300, 8053)]