20199705642

素因数分解:

$2^1\times 3^4\times {\mathrm{311}}^1\times {\mathrm{400931}}^1$

素因数の和:401256

約数の個数: 40

約数和(自身を含む): 45407954592

約数和(自身を除く): 25208248950

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 311, 622, 933, 1866, 2799, 5598, 8397, 16794, 25191, 50382, 400931, 801862, 1202793, 2405586, 3608379, 7216758, 10825137, 21650274, 32475411, 64950822, 124689541, 249379082, 374068623, 748137246, 1122205869, 2244411738, 3366617607, 6733235214, 10099852821, 20199705642]

約数ペア:

[(1, 20199705642), (2, 10099852821), (3, 6733235214), (6, 3366617607), (9, 2244411738), (18, 1122205869), (27, 748137246), (54, 374068623), (81, 249379082), (162, 124689541), (311, 64950822), (622, 32475411), (933, 21650274), (1866, 10825137), (2799, 7216758), (5598, 3608379), (8397, 2405586), (16794, 1202793), (25191, 801862), (50382, 400931)]