208065428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1879}}^1$

素因数の和:1980

約数の個数: 48

約数和(自身を含む): 404275200

約数和(自身を除く): 196209772

約数列:

[1, 2, 4, 19, 31, 38, 47, 62, 76, 94, 124, 188, 589, 893, 1178, 1457, 1786, 1879, 2356, 2914, 3572, 3758, 5828, 7516, 27683, 35701, 55366, 58249, 71402, 88313, 110732, 116498, 142804, 176626, 232996, 353252, 1106731, 1677947, 2213462, 2737703, 3355894, 4426924, 5475406, 6711788, 10950812, 52016357, 104032714, 208065428]

約数ペア:

[(1, 208065428), (2, 104032714), (4, 52016357), (19, 10950812), (31, 6711788), (38, 5475406), (47, 4426924), (62, 3355894), (76, 2737703), (94, 2213462), (124, 1677947), (188, 1106731), (589, 353252), (893, 232996), (1178, 176626), (1457, 142804), (1786, 116498), (1879, 110732), (2356, 88313), (2914, 71402), (3572, 58249), (3758, 55366), (5828, 35701), (7516, 27683)]