19789374

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:445

約数の個数: 64

約数和(自身を含む): 46632960

約数和(自身を除く): 26843586

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 43, 57, 66, 86, 114, 129, 209, 258, 367, 418, 473, 627, 734, 817, 946, 1101, 1254, 1419, 1634, 2202, 2451, 2838, 4037, 4902, 6973, 8074, 8987, 12111, 13946, 15781, 17974, 20919, 24222, 26961, 31562, 41838, 47343, 53922, 76703, 94686, 153406, 173591, 230109, 299839, 347182, 460218, 520773, 599678, 899517, 1041546, 1799034, 3298229, 6596458, 9894687, 19789374]

約数ペア:

[(1, 19789374), (2, 9894687), (3, 6596458), (6, 3298229), (11, 1799034), (19, 1041546), (22, 899517), (33, 599678), (38, 520773), (43, 460218), (57, 347182), (66, 299839), (86, 230109), (114, 173591), (129, 153406), (209, 94686), (258, 76703), (367, 53922), (418, 47343), (473, 41838), (627, 31562), (734, 26961), (817, 24222), (946, 20919), (1101, 17974), (1254, 15781), (1419, 13946), (1634, 12111), (2202, 8987), (2451, 8074), (2838, 6973), (4037, 4902)]