20887194

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{3457}}^1$

素因数の和:3534

約数の個数: 32

約数和(自身を含む): 44815680

約数和(自身を除く): 23928486

約数列:

[1, 2, 3, 6, 19, 38, 53, 57, 106, 114, 159, 318, 1007, 2014, 3021, 3457, 6042, 6914, 10371, 20742, 65683, 131366, 183221, 197049, 366442, 394098, 549663, 1099326, 3481199, 6962398, 10443597, 20887194]

約数ペア:

[(1, 20887194), (2, 10443597), (3, 6962398), (6, 3481199), (19, 1099326), (38, 549663), (53, 394098), (57, 366442), (106, 197049), (114, 183221), (159, 131366), (318, 65683), (1007, 20742), (2014, 10371), (3021, 6914), (3457, 6042)]