18867804928

素因数分解:

$2^8\times 7^1\times {\mathrm{10528909}}^1$

素因数の和:10528932

約数の個数: 36

約数和(自身を含む): 43042184080

約数和(自身を除く): 24174379152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 10528909, 21057818, 42115636, 73702363, 84231272, 147404726, 168462544, 294809452, 336925088, 589618904, 673850176, 1179237808, 1347700352, 2358475616, 2695400704, 4716951232, 9433902464, 18867804928]

約数ペア:

[(1, 18867804928), (2, 9433902464), (4, 4716951232), (7, 2695400704), (8, 2358475616), (14, 1347700352), (16, 1179237808), (28, 673850176), (32, 589618904), (56, 336925088), (64, 294809452), (112, 168462544), (128, 147404726), (224, 84231272), (256, 73702363), (448, 42115636), (896, 21057818), (1792, 10528909)]