20784426501

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1\times {\mathrm{10487}}^1$

素因数の和:10833

約数の個数: 32

約数和(自身を含む): 29029441536

約数和(自身を除く): 8245015035

約数列:

[1, 3, 31, 93, 101, 211, 303, 633, 3131, 6541, 9393, 10487, 19623, 21311, 31461, 63933, 325097, 660641, 975291, 1059187, 1981923, 2212757, 3177561, 6638271, 32834797, 68595467, 98504391, 205786401, 223488457, 670465371, 6928142167, 20784426501]

約数ペア:

[(1, 20784426501), (3, 6928142167), (31, 670465371), (93, 223488457), (101, 205786401), (211, 98504391), (303, 68595467), (633, 32834797), (3131, 6638271), (6541, 3177561), (9393, 2212757), (10487, 1981923), (19623, 1059187), (21311, 975291), (31461, 660641), (63933, 325097)]