20163392144

素因数分解:

$2^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1374277}}^1$

素因数の和:1374423

約数の個数: 40

約数和(自身を含む): 44988364608

約数和(自身を除く): 24824972464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 131, 262, 524, 917, 1048, 1834, 2096, 3668, 7336, 14672, 1374277, 2748554, 5497108, 9619939, 10994216, 19239878, 21988432, 38479756, 76959512, 153919024, 180030287, 360060574, 720121148, 1260212009, 1440242296, 2520424018, 2880484592, 5040848036, 10081696072, 20163392144]

約数ペア:

[(1, 20163392144), (2, 10081696072), (4, 5040848036), (7, 2880484592), (8, 2520424018), (14, 1440242296), (16, 1260212009), (28, 720121148), (56, 360060574), (112, 180030287), (131, 153919024), (262, 76959512), (524, 38479756), (917, 21988432), (1048, 19239878), (1834, 10994216), (2096, 9619939), (3668, 5497108), (7336, 2748554), (14672, 1374277)]