20681248384

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{5571457}}^1$

素因数の和:5571500

約数の個数: 32

約数和(自身を含む): 42621653700

約数和(自身を除く): 21940405316

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 464, 928, 1856, 3712, 5571457, 11142914, 22285828, 44571656, 89143312, 161572253, 178286624, 323144506, 356573248, 646289012, 713146496, 1292578024, 2585156048, 5170312096, 10340624192, 20681248384]

約数ペア:

[(1, 20681248384), (2, 10340624192), (4, 5170312096), (8, 2585156048), (16, 1292578024), (29, 713146496), (32, 646289012), (58, 356573248), (64, 323144506), (116, 178286624), (128, 161572253), (232, 89143312), (464, 44571656), (928, 22285828), (1856, 11142914), (3712, 5571457)]