19745904

素因数分解:

$2^4\times 3^1\times {\mathrm{101}}^1\times {\mathrm{4073}}^1$

素因数の和:4185

約数の個数: 40

約数和(自身を含む): 51527952

約数和(自身を除く): 31782048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 101, 202, 303, 404, 606, 808, 1212, 1616, 2424, 4073, 4848, 8146, 12219, 16292, 24438, 32584, 48876, 65168, 97752, 195504, 411373, 822746, 1234119, 1645492, 2468238, 3290984, 4936476, 6581968, 9872952, 19745904]

約数ペア:

[(1, 19745904), (2, 9872952), (3, 6581968), (4, 4936476), (6, 3290984), (8, 2468238), (12, 1645492), (16, 1234119), (24, 822746), (48, 411373), (101, 195504), (202, 97752), (303, 65168), (404, 48876), (606, 32584), (808, 24438), (1212, 16292), (1616, 12219), (2424, 8146), (4073, 4848)]