40161478

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{21569}}^1$

素因数の和:21604

約数の個数: 24

約数和(自身を含む): 73769400

約数和(自身を除く): 33607922

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 21569, 43138, 150983, 301966, 409811, 819622, 1056881, 2113762, 2868677, 5737354, 20080739, 40161478]

約数ペア:

[(1, 40161478), (2, 20080739), (7, 5737354), (14, 2868677), (19, 2113762), (38, 1056881), (49, 819622), (98, 409811), (133, 301966), (266, 150983), (931, 43138), (1862, 21569)]