19131502

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:324

約数の個数: 32

約数和(自身を含む): 32133024

約数和(自身を除く): 13001522

約数列:

[1, 2, 13, 26, 41, 82, 131, 137, 262, 274, 533, 1066, 1703, 1781, 3406, 3562, 5371, 5617, 10742, 11234, 17947, 35894, 69823, 73021, 139646, 146042, 233311, 466622, 735827, 1471654, 9565751, 19131502]

約数ペア:

[(1, 19131502), (2, 9565751), (13, 1471654), (26, 735827), (41, 466622), (82, 233311), (131, 146042), (137, 139646), (262, 73021), (274, 69823), (533, 35894), (1066, 17947), (1703, 11234), (1781, 10742), (3406, 5617), (3562, 5371)]