206520056

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{659}}^1\times {\mathrm{911}}^1$

素因数の和:1619

約数の個数: 32

約数和(自身を含む): 397267200

約数和(自身を除く): 190747144

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 659, 911, 1318, 1822, 2636, 3644, 5272, 7288, 28337, 39173, 56674, 78346, 113348, 156692, 226696, 313384, 600349, 1200698, 2401396, 4802792, 25815007, 51630014, 103260028, 206520056]

約数ペア:

[(1, 206520056), (2, 103260028), (4, 51630014), (8, 25815007), (43, 4802792), (86, 2401396), (172, 1200698), (344, 600349), (659, 313384), (911, 226696), (1318, 156692), (1822, 113348), (2636, 78346), (3644, 56674), (5272, 39173), (7288, 28337)]