20189761606

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{704507}}^1$

素因数の和:704628

約数の個数: 32

約数和(自身を含む): 36521694720

約数和(自身を除く): 16331933114

約数列:

[1, 2, 7, 14, 23, 46, 89, 161, 178, 322, 623, 1246, 2047, 4094, 14329, 28658, 704507, 1409014, 4931549, 9863098, 16203661, 32407322, 62701123, 113425627, 125402246, 226851254, 438907861, 877815722, 1442125829, 2884251658, 10094880803, 20189761606]

約数ペア:

[(1, 20189761606), (2, 10094880803), (7, 2884251658), (14, 1442125829), (23, 877815722), (46, 438907861), (89, 226851254), (161, 125402246), (178, 113425627), (322, 62701123), (623, 32407322), (1246, 16203661), (2047, 9863098), (4094, 4931549), (14329, 1409014), (28658, 704507)]