251769856

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{18913}}^1$

素因数の和:18946

約数の個数: 44

約数和(自身を含む): 542037412

約数和(自身を除く): 290267556

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1024, 1664, 3328, 6656, 13312, 18913, 37826, 75652, 151304, 245869, 302608, 491738, 605216, 983476, 1210432, 1966952, 2420864, 3933904, 4841728, 7867808, 9683456, 15735616, 19366912, 31471232, 62942464, 125884928, 251769856]

約数ペア:

[(1, 251769856), (2, 125884928), (4, 62942464), (8, 31471232), (13, 19366912), (16, 15735616), (26, 9683456), (32, 7867808), (52, 4841728), (64, 3933904), (104, 2420864), (128, 1966952), (208, 1210432), (256, 983476), (416, 605216), (512, 491738), (832, 302608), (1024, 245869), (1664, 151304), (3328, 75652), (6656, 37826), (13312, 18913)]