18984172922

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1187}}^1\times {\mathrm{55921}}^1$

素因数の和:57134

約数の個数: 32

約数和(自身を含む): 33483409344

約数和(自身を除く): 14499236422

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 1187, 2374, 13057, 15431, 26114, 30862, 55921, 111842, 169741, 339482, 615131, 726973, 1230262, 1453946, 7996703, 15993406, 66378227, 132756454, 730160497, 862916951, 1460320994, 1725833902, 9492086461, 18984172922]

約数ペア:

[(1, 18984172922), (2, 9492086461), (11, 1725833902), (13, 1460320994), (22, 862916951), (26, 730160497), (143, 132756454), (286, 66378227), (1187, 15993406), (2374, 7996703), (13057, 1453946), (15431, 1230262), (26114, 726973), (30862, 615131), (55921, 339482), (111842, 169741)]