18702208

素因数分解:

$2^7\times 7^1\times {\mathrm{20873}}^1$

素因数の和:20894

約数の個数: 32

約数和(自身を含む): 42582960

約数和(自身を除く): 23880752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 20873, 41746, 83492, 146111, 166984, 292222, 333968, 584444, 667936, 1168888, 1335872, 2337776, 2671744, 4675552, 9351104, 18702208]

約数ペア:

[(1, 18702208), (2, 9351104), (4, 4675552), (7, 2671744), (8, 2337776), (14, 1335872), (16, 1168888), (28, 667936), (32, 584444), (56, 333968), (64, 292222), (112, 166984), (128, 146111), (224, 83492), (448, 41746), (896, 20873)]