20300512

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:395

約数の個数: 48

約数和(自身を含む): 42532560

約数和(自身を除く): 22232048

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 173, 193, 304, 346, 386, 608, 692, 772, 1384, 1544, 2768, 3088, 3287, 3667, 5536, 6176, 6574, 7334, 13148, 14668, 26296, 29336, 33389, 52592, 58672, 66778, 105184, 117344, 133556, 267112, 534224, 634391, 1068448, 1268782, 2537564, 5075128, 10150256, 20300512]

約数ペア:

[(1, 20300512), (2, 10150256), (4, 5075128), (8, 2537564), (16, 1268782), (19, 1068448), (32, 634391), (38, 534224), (76, 267112), (152, 133556), (173, 117344), (193, 105184), (304, 66778), (346, 58672), (386, 52592), (608, 33389), (692, 29336), (772, 26296), (1384, 14668), (1544, 13148), (2768, 7334), (3088, 6574), (3287, 6176), (3667, 5536)]