20178170492

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{907}}^1\times {\mathrm{40597}}^1$

素因数の和:41645

約数の個数: 24

約数和(自身を含む): 35609642544

約数和(自身を除く): 15431472052

約数列:

[1, 2, 4, 137, 274, 548, 907, 1814, 3628, 40597, 81194, 124259, 162388, 248518, 497036, 5561789, 11123578, 22247156, 36821479, 73642958, 147285916, 5044542623, 10089085246, 20178170492]

約数ペア:

[(1, 20178170492), (2, 10089085246), (4, 5044542623), (137, 147285916), (274, 73642958), (548, 36821479), (907, 22247156), (1814, 11123578), (3628, 5561789), (40597, 497036), (81194, 248518), (124259, 162388)]