201890722

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{1259}}^1$

素因数の和:1506

約数の個数: 32

約数和(自身を含む): 341288640

約数和(自身を除く): 139397918

約数列:

[1, 2, 11, 22, 37, 74, 197, 394, 407, 814, 1259, 2167, 2518, 4334, 7289, 13849, 14578, 27698, 46583, 80179, 93166, 160358, 248023, 496046, 512413, 1024826, 2728253, 5456506, 9176851, 18353702, 100945361, 201890722]

約数ペア:

[(1, 201890722), (2, 100945361), (11, 18353702), (22, 9176851), (37, 5456506), (74, 2728253), (197, 1024826), (394, 512413), (407, 496046), (814, 248023), (1259, 160358), (2167, 93166), (2518, 80179), (4334, 46583), (7289, 27698), (13849, 14578)]