19808298

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3407}}^1$

素因数の和:3451

約数の個数: 48

約数和(自身を含む): 47848320

約数和(自身を除く): 28040022

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 102, 114, 153, 171, 306, 323, 342, 646, 969, 1938, 2907, 3407, 5814, 6814, 10221, 20442, 30663, 57919, 61326, 64733, 115838, 129466, 173757, 194199, 347514, 388398, 521271, 582597, 1042542, 1100461, 1165194, 2200922, 3301383, 6602766, 9904149, 19808298]

約数ペア:

[(1, 19808298), (2, 9904149), (3, 6602766), (6, 3301383), (9, 2200922), (17, 1165194), (18, 1100461), (19, 1042542), (34, 582597), (38, 521271), (51, 388398), (57, 347514), (102, 194199), (114, 173757), (153, 129466), (171, 115838), (306, 64733), (323, 61326), (342, 57919), (646, 30663), (969, 20442), (1938, 10221), (2907, 6814), (3407, 5814)]