30989798

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1031}}^1$

素因数の和:1172

約数の個数: 32

約数和(自身を含む): 56471040

約数和(自身を除く): 25481242

約数列:

[1, 2, 7, 14, 19, 38, 113, 133, 226, 266, 791, 1031, 1582, 2062, 2147, 4294, 7217, 14434, 15029, 19589, 30058, 39178, 116503, 137123, 233006, 274246, 815521, 1631042, 2213557, 4427114, 15494899, 30989798]

約数ペア:

[(1, 30989798), (2, 15494899), (7, 4427114), (14, 2213557), (19, 1631042), (38, 815521), (113, 274246), (133, 233006), (226, 137123), (266, 116503), (791, 39178), (1031, 30058), (1582, 19589), (2062, 15029), (2147, 14434), (4294, 7217)]