18749276

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2711}}^1$

素因数の和:2754

約数の個数: 48

約数和(自身を含む): 42524160

約数和(自身を除く): 23774884

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 2711, 3458, 5422, 6916, 10844, 18977, 35243, 37954, 51509, 70486, 75908, 103018, 140972, 206036, 246701, 360563, 493402, 669617, 721126, 986804, 1339234, 1442252, 2678468, 4687319, 9374638, 18749276]

約数ペア:

[(1, 18749276), (2, 9374638), (4, 4687319), (7, 2678468), (13, 1442252), (14, 1339234), (19, 986804), (26, 721126), (28, 669617), (38, 493402), (52, 360563), (76, 246701), (91, 206036), (133, 140972), (182, 103018), (247, 75908), (266, 70486), (364, 51509), (494, 37954), (532, 35243), (988, 18977), (1729, 10844), (2711, 6916), (3458, 5422)]