40696318

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 68191200

約数和(自身を除く): 27494882

約数列:

[1, 2, 13, 26, 43, 86, 89, 178, 409, 559, 818, 1118, 1157, 2314, 3827, 5317, 7654, 10634, 17587, 35174, 36401, 49751, 72802, 99502, 228631, 457262, 473213, 946426, 1565243, 3130486, 20348159, 40696318]

約数ペア:

[(1, 40696318), (2, 20348159), (13, 3130486), (26, 1565243), (43, 946426), (86, 473213), (89, 457262), (178, 228631), (409, 99502), (559, 72802), (818, 49751), (1118, 36401), (1157, 35174), (2314, 17587), (3827, 10634), (5317, 7654)]