19853304

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:332

約数の個数: 64

約数和(自身を含む): 51425280

約数和(自身を除く): 31571976

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 71, 122, 142, 183, 191, 213, 244, 284, 366, 382, 426, 488, 568, 573, 732, 764, 852, 1146, 1464, 1528, 1704, 2292, 4331, 4584, 8662, 11651, 12993, 13561, 17324, 23302, 25986, 27122, 34648, 34953, 40683, 46604, 51972, 54244, 69906, 81366, 93208, 103944, 108488, 139812, 162732, 279624, 325464, 827221, 1654442, 2481663, 3308884, 4963326, 6617768, 9926652, 19853304]

約数ペア:

[(1, 19853304), (2, 9926652), (3, 6617768), (4, 4963326), (6, 3308884), (8, 2481663), (12, 1654442), (24, 827221), (61, 325464), (71, 279624), (122, 162732), (142, 139812), (183, 108488), (191, 103944), (213, 93208), (244, 81366), (284, 69906), (366, 54244), (382, 51972), (426, 46604), (488, 40683), (568, 34953), (573, 34648), (732, 27122), (764, 25986), (852, 23302), (1146, 17324), (1464, 13561), (1528, 12993), (1704, 11651), (2292, 8662), (4331, 4584)]