231640172

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{45491}}^1$

素因数の和:45581

約数の個数: 24

約数和(自身を含む): 433083840

約数和(自身を除く): 201443668

約数列:

[1, 2, 4, 19, 38, 67, 76, 134, 268, 1273, 2546, 5092, 45491, 90982, 181964, 864329, 1728658, 3047897, 3457316, 6095794, 12191588, 57910043, 115820086, 231640172]

約数ペア:

[(1, 231640172), (2, 115820086), (4, 57910043), (19, 12191588), (38, 6095794), (67, 3457316), (76, 3047897), (134, 1728658), (268, 864329), (1273, 181964), (2546, 90982), (5092, 45491)]