20123557506

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1829747}}^1$

素因数の和:1829815

約数の個数: 48

約数和(自身を含む): 47954035584

約数和(自身を除く): 27830478078

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 47, 78, 94, 117, 141, 234, 282, 423, 611, 846, 1222, 1833, 3666, 5499, 10998, 1829747, 3659494, 5489241, 10978482, 16467723, 23786711, 32935446, 47573422, 71360133, 85998109, 142720266, 171996218, 214080399, 257994327, 428160798, 515988654, 773982981, 1117975417, 1547965962, 2235950834, 3353926251, 6707852502, 10061778753, 20123557506]

約数ペア:

[(1, 20123557506), (2, 10061778753), (3, 6707852502), (6, 3353926251), (9, 2235950834), (13, 1547965962), (18, 1117975417), (26, 773982981), (39, 515988654), (47, 428160798), (78, 257994327), (94, 214080399), (117, 171996218), (141, 142720266), (234, 85998109), (282, 71360133), (423, 47573422), (611, 32935446), (846, 23786711), (1222, 16467723), (1833, 10978482), (3666, 5489241), (5499, 3659494), (10998, 1829747)]