201821428

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{787}}^1\times {\mathrm{1051}}^1$

素因数の和:1903

約数の個数: 24

約数和(自身を含む): 359775584

約数和(自身を除く): 157954156

約数列:

[1, 2, 4, 61, 122, 244, 787, 1051, 1574, 2102, 3148, 4204, 48007, 64111, 96014, 128222, 192028, 256444, 827137, 1654274, 3308548, 50455357, 100910714, 201821428]

約数ペア:

[(1, 201821428), (2, 100910714), (4, 50455357), (61, 3308548), (122, 1654274), (244, 827137), (787, 256444), (1051, 192028), (1574, 128222), (2102, 96014), (3148, 64111), (4204, 48007)]