19792266

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 43480800

約数和(自身を除く): 23688534

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 131, 149, 169, 262, 298, 338, 393, 447, 507, 786, 894, 1014, 1703, 1937, 3406, 3874, 5109, 5811, 10218, 11622, 19519, 22139, 25181, 39038, 44278, 50362, 58557, 66417, 75543, 117114, 132834, 151086, 253747, 507494, 761241, 1522482, 3298711, 6597422, 9896133, 19792266]

約数ペア:

[(1, 19792266), (2, 9896133), (3, 6597422), (6, 3298711), (13, 1522482), (26, 761241), (39, 507494), (78, 253747), (131, 151086), (149, 132834), (169, 117114), (262, 75543), (298, 66417), (338, 58557), (393, 50362), (447, 44278), (507, 39038), (786, 25181), (894, 22139), (1014, 19519), (1703, 11622), (1937, 10218), (3406, 5811), (3874, 5109)]