20234095581

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1973}}^1\times {\mathrm{25703}}^1$

素因数の和:27705

約数の個数: 32

約数和(自身を含む): 32473405440

約数和(自身を除く): 12239309859

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 1973, 5919, 13811, 25703, 37487, 41433, 77109, 112461, 179921, 262409, 488357, 539763, 787227, 1465071, 3418499, 10255497, 50712019, 152136057, 354984133, 963528361, 1064952399, 2890585083, 6744698527, 20234095581]

約数ペア:

[(1, 20234095581), (3, 6744698527), (7, 2890585083), (19, 1064952399), (21, 963528361), (57, 354984133), (133, 152136057), (399, 50712019), (1973, 10255497), (5919, 3418499), (13811, 1465071), (25703, 787227), (37487, 539763), (41433, 488357), (77109, 262409), (112461, 179921)]