20786620024

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{24103}}^1$

素因数の和:24284

約数の個数: 64

約数和(自身を含む): 41998809600

約数和(自身を除く): 21212189576

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 109, 172, 184, 218, 344, 436, 872, 989, 1978, 2507, 3956, 4687, 5014, 7912, 9374, 10028, 18748, 20056, 24103, 37496, 48206, 96412, 107801, 192824, 215602, 431204, 554369, 862408, 1036429, 1108738, 2072858, 2217476, 2627227, 4145716, 4434952, 5254454, 8291432, 10508908, 21017816, 23837867, 47675734, 60426221, 95351468, 112970761, 120852442, 190702936, 225941522, 241704884, 451883044, 483409768, 903766088, 2598327503, 5196655006, 10393310012, 20786620024]

約数ペア:

[(1, 20786620024), (2, 10393310012), (4, 5196655006), (8, 2598327503), (23, 903766088), (43, 483409768), (46, 451883044), (86, 241704884), (92, 225941522), (109, 190702936), (172, 120852442), (184, 112970761), (218, 95351468), (344, 60426221), (436, 47675734), (872, 23837867), (989, 21017816), (1978, 10508908), (2507, 8291432), (3956, 5254454), (4687, 4434952), (5014, 4145716), (7912, 2627227), (9374, 2217476), (10028, 2072858), (18748, 1108738), (20056, 1036429), (24103, 862408), (37496, 554369), (48206, 431204), (96412, 215602), (107801, 192824)]