20154394077

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1213}}^1\times {\mathrm{6779}}^1$

素因数の和:8057

約数の個数: 32

約数和(自身を含む): 28972838400

約数和(自身を除く): 8818444323

約数列:

[1, 3, 19, 43, 57, 129, 817, 1213, 2451, 3639, 6779, 20337, 23047, 52159, 69141, 128801, 156477, 291497, 386403, 874491, 991021, 2973063, 5538443, 8222927, 16615329, 24668781, 156235613, 353585861, 468706839, 1060757583, 6718131359, 20154394077]

約数ペア:

[(1, 20154394077), (3, 6718131359), (19, 1060757583), (43, 468706839), (57, 353585861), (129, 156235613), (817, 24668781), (1213, 16615329), (2451, 8222927), (3639, 5538443), (6779, 2973063), (20337, 991021), (23047, 874491), (52159, 386403), (69141, 291497), (128801, 156477)]