919493744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{15959}}^1$

素因数の和:16257

約数の個数: 40

約数和(自身を含む): 1925605920

約数和(自身を除く): 1006112176

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 277, 554, 1108, 2216, 3601, 4432, 7202, 14404, 15959, 28808, 31918, 57616, 63836, 127672, 207467, 255344, 414934, 829868, 1659736, 3319472, 4420643, 8841286, 17682572, 35365144, 57468359, 70730288, 114936718, 229873436, 459746872, 919493744]

約数ペア:

[(1, 919493744), (2, 459746872), (4, 229873436), (8, 114936718), (13, 70730288), (16, 57468359), (26, 35365144), (52, 17682572), (104, 8841286), (208, 4420643), (277, 3319472), (554, 1659736), (1108, 829868), (2216, 414934), (3601, 255344), (4432, 207467), (7202, 127672), (14404, 63836), (15959, 57616), (28808, 31918)]