2019424316

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{78139}}^1$

素因数の和:78234

約数の個数: 48

約数和(自身を含む): 4410846720

約数和(自身を除く): 2391422404

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 71, 91, 142, 182, 284, 364, 497, 923, 994, 1846, 1988, 3692, 6461, 12922, 25844, 78139, 156278, 312556, 546973, 1015807, 1093946, 2031614, 2187892, 4063228, 5547869, 7110649, 11095738, 14221298, 22191476, 28442596, 38835083, 72122297, 77670166, 144244594, 155340332, 288489188, 504856079, 1009712158, 2019424316]

約数ペア:

[(1, 2019424316), (2, 1009712158), (4, 504856079), (7, 288489188), (13, 155340332), (14, 144244594), (26, 77670166), (28, 72122297), (52, 38835083), (71, 28442596), (91, 22191476), (142, 14221298), (182, 11095738), (284, 7110649), (364, 5547869), (497, 4063228), (923, 2187892), (994, 2031614), (1846, 1093946), (1988, 1015807), (3692, 546973), (6461, 312556), (12922, 156278), (25844, 78139)]