19786182

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 64

約数和(自身を含む): 45696000

約数和(自身を除く): 25909818

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 79, 114, 158, 169, 237, 247, 338, 474, 494, 507, 741, 1014, 1027, 1482, 1501, 2054, 2197, 3002, 3081, 3211, 4394, 4503, 6162, 6422, 6591, 9006, 9633, 13182, 13351, 19266, 19513, 26702, 39026, 40053, 41743, 58539, 80106, 83486, 117078, 125229, 173563, 250458, 253669, 347126, 507338, 520689, 761007, 1041378, 1522014, 3297697, 6595394, 9893091, 19786182]

約数ペア:

[(1, 19786182), (2, 9893091), (3, 6595394), (6, 3297697), (13, 1522014), (19, 1041378), (26, 761007), (38, 520689), (39, 507338), (57, 347126), (78, 253669), (79, 250458), (114, 173563), (158, 125229), (169, 117078), (237, 83486), (247, 80106), (338, 58539), (474, 41743), (494, 40053), (507, 39026), (741, 26702), (1014, 19513), (1027, 19266), (1482, 13351), (1501, 13182), (2054, 9633), (2197, 9006), (3002, 6591), (3081, 6422), (3211, 6162), (4394, 4503)]