19936472

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4231}}^1$

素因数の和:4287

約数の個数: 32

約数和(自身を含む): 40627200

約数和(自身を除く): 20690728

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 589, 1178, 2356, 4231, 4712, 8462, 16924, 33848, 80389, 131161, 160778, 262322, 321556, 524644, 643112, 1049288, 2492059, 4984118, 9968236, 19936472]

約数ペア:

[(1, 19936472), (2, 9968236), (4, 4984118), (8, 2492059), (19, 1049288), (31, 643112), (38, 524644), (62, 321556), (76, 262322), (124, 160778), (152, 131161), (248, 80389), (589, 33848), (1178, 16924), (2356, 8462), (4231, 4712)]