18769408

素因数分解:

$2^9\times 7^1\times {\mathrm{5237}}^1$

素因数の和:5262

約数の個数: 40

約数和(自身を含む): 42867792

約数和(自身を除く): 24098384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 5237, 10474, 20948, 36659, 41896, 73318, 83792, 146636, 167584, 293272, 335168, 586544, 670336, 1173088, 1340672, 2346176, 2681344, 4692352, 9384704, 18769408]

約数ペア:

[(1, 18769408), (2, 9384704), (4, 4692352), (7, 2681344), (8, 2346176), (14, 1340672), (16, 1173088), (28, 670336), (32, 586544), (56, 335168), (64, 293272), (112, 167584), (128, 146636), (224, 83792), (256, 73318), (448, 41896), (512, 36659), (896, 20948), (1792, 10474), (3584, 5237)]