139401904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{512507}}^1$

素因数の和:512532

約数の個数: 20

約数和(自身を含む): 285979464

約数和(自身を除く): 146577560

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 512507, 1025014, 2050028, 4100056, 8200112, 8712619, 17425238, 34850476, 69700952, 139401904]

約数ペア:

[(1, 139401904), (2, 69700952), (4, 34850476), (8, 17425238), (16, 8712619), (17, 8200112), (34, 4100056), (68, 2050028), (136, 1025014), (272, 512507)]